diff --git a/.idea/codeStyles/Project.xml b/.idea/codeStyles/Project.xml
index 3896bf1b..f41da1c9 100644
--- a/.idea/codeStyles/Project.xml
+++ b/.idea/codeStyles/Project.xml
@@ -1,9 +1,6 @@
 <component name="ProjectCodeStyleConfiguration">
   <code_scheme name="Project" version="173">
     <option name="RIGHT_MARGIN" value="120" />
-    <AndroidXmlCodeStyleSettings>
-      <option name="ARRANGEMENT_SETTINGS_MIGRATED_TO_191" value="true" />
-    </AndroidXmlCodeStyleSettings>
     <JetCodeStyleSettings>
       <option name="CODE_STYLE_DEFAULTS" value="KOTLIN_OFFICIAL" />
     </JetCodeStyleSettings>
diff --git a/.idea/gradle.xml b/.idea/gradle.xml
index 219eea45..ff67bf8a 100644
--- a/.idea/gradle.xml
+++ b/.idea/gradle.xml
@@ -1,8 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
+  <component name="GradleMigrationSettings" migrationVersion="1" />
   <component name="GradleSettings">
     <option name="linkedExternalProjectsSettings">
       <GradleProjectSettings>
+        <option name="delegatedBuild" value="false" />
+        <option name="testRunner" value="PLATFORM" />
         <option name="distributionType" value="DEFAULT_WRAPPED" />
         <option name="externalProjectPath" value="$PROJECT_DIR$" />
         <option name="modules">
diff --git a/app/build.gradle b/app/build.gradle
index 42901c2d..02d409e0 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -19,8 +19,8 @@ android {
         applicationId "xyz.quaver.pupil"
         minSdkVersion 16
         targetSdkVersion 29
-        versionCode 45
-        versionName "4.9"
+        versionCode 47
+        versionName "4.11"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         multiDexEnabled true
         vectorDrawables.useSupportLibrary = true
@@ -74,14 +74,12 @@ dependencies {
     implementation 'com.crashlytics.sdk.android:crashlytics:2.10.1'
     implementation 'com.github.arimorty:floatingsearchview:2.1.1'
     implementation 'com.github.clans:fab:1.6.4'
-
     implementation 'com.github.bumptech.glide:glide:4.11.0'
     annotationProcessor 'com.github.bumptech.glide:compiler:4.11.0'
     kapt 'com.github.bumptech.glide:compiler:4.11.0'
     implementation ("com.github.bumptech.glide:recyclerview-integration:4.11.0") {
         transitive = false
     }
-
     implementation 'net.rdrei.android.dirchooser:library:3.2@aar'
     implementation 'com.github.chrisbanes:PhotoView:2.3.0'
     implementation 'com.andrognito.patternlockview:patternlockview:1.0.0'
diff --git a/app/release/output.json b/app/release/output.json
index a2d117d1..7719b454 100644
--- a/app/release/output.json
+++ b/app/release/output.json
@@ -1 +1 @@
-[{"outputType":{"type":"APK"},"apkData":{"type":"MAIN","splits":[],"versionCode":45,"versionName":"4.9","enabled":true,"outputFile":"app-release.apk","fullName":"release","baseName":"release"},"path":"app-release.apk","properties":{}}]
\ No newline at end of file
+[{"outputType":{"type":"APK"},"apkData":{"type":"MAIN","splits":[],"versionCode":47,"versionName":"4.11","enabled":true,"outputFile":"app-release.apk","fullName":"release","baseName":"release","dirName":""},"path":"app-release.apk","properties":{}}]
\ No newline at end of file
diff --git a/app/src/androidTest/java/xyz/quaver/pupil/ExampleInstrumentedTest.kt b/app/src/androidTest/java/xyz/quaver/pupil/ExampleInstrumentedTest.kt
index 92c22553..2d73549c 100644
--- a/app/src/androidTest/java/xyz/quaver/pupil/ExampleInstrumentedTest.kt
+++ b/app/src/androidTest/java/xyz/quaver/pupil/ExampleInstrumentedTest.kt
@@ -105,9 +105,9 @@ class ExampleInstrumentedTest {
         val galleryID = 1561552
 
         runBlocking {
-            Log.i("PUPILD", Cache(context).getReader(galleryID)?.title ?: "null")
+            Log.i("PUPILD", Cache(context).getReader(galleryID)?.galleryInfo?.title ?: "null")
         }
 
-        Log.i("PUPILD", Cache(context).getReaderOrNull(galleryID)?.title ?: "null")
+        Log.i("PUPILD", Cache(context).getReaderOrNull(galleryID)?.galleryInfo?.title ?: "null")
     }
 }
\ No newline at end of file
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index f9bf5296..addcb73f 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -9,6 +9,7 @@
     <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
 
+
     <application
         android:name=".Pupil"
         android:allowBackup="true"
diff --git a/app/src/main/java/xyz/quaver/pupil/adapters/GalleryBlockAdapter.kt b/app/src/main/java/xyz/quaver/pupil/adapters/GalleryBlockAdapter.kt
index 84efd8d1..db19286a 100644
--- a/app/src/main/java/xyz/quaver/pupil/adapters/GalleryBlockAdapter.kt
+++ b/app/src/main/java/xyz/quaver/pupil/adapters/GalleryBlockAdapter.kt
@@ -49,13 +49,12 @@ import xyz.quaver.pupil.R
 import xyz.quaver.pupil.types.Tag
 import xyz.quaver.pupil.util.Histories
 import xyz.quaver.pupil.util.download.Cache
-import xyz.quaver.pupil.util.download.DownloadWorker
 import xyz.quaver.pupil.util.wordCapitalize
 import java.util.*
 import kotlin.collections.ArrayList
 import kotlin.concurrent.schedule
 
-class GalleryBlockAdapter(context: Context, private val galleries: List<GalleryBlock>) : RecyclerSwipeAdapter<RecyclerView.ViewHolder>(), SwipeAdapterInterface {
+class GalleryBlockAdapter(private val context: Context, private val galleries: List<GalleryBlock>) : RecyclerSwipeAdapter<RecyclerView.ViewHolder>(), SwipeAdapterInterface {
 
     enum class ViewType {
         NEXT,
@@ -68,11 +67,12 @@ class GalleryBlockAdapter(context: Context, private val galleries: List<GalleryB
 
     val timer = Timer()
 
+    var isThin = false
+
     inner class GalleryViewHolder(val view: View) : RecyclerView.ViewHolder(view) {
         var timerTask: TimerTask? = null
 
         private fun updateProgress(context: Context, galleryID: Int) {
-            val cache = Cache(context).getCachedGallery(galleryID)
             val reader = Cache(context).getReaderOrNull(galleryID)
 
             CoroutineScope(Dispatchers.Main).launch {
@@ -84,9 +84,7 @@ class GalleryBlockAdapter(context: Context, private val galleries: List<GalleryB
 
                 with(view.galleryblock_progressbar) {
 
-                    progress = cache.listFiles()?.count { file ->
-                        Regex("^[0-9]+.+\$").matches(file.name)
-                    } ?: 0
+                    progress = Cache(context).getImages(galleryID)?.size ?: 0
 
                     if (visibility == View.GONE) {
                         visibility = View.VISIBLE
@@ -126,6 +124,10 @@ class GalleryBlockAdapter(context: Context, private val galleries: List<GalleryB
                 val artists = galleryBlock.artists
                 val series = galleryBlock.series
 
+                if (isThin)
+                    galleryblock_thumbnail.layoutParams.width = context.resources.getDimensionPixelSize(
+                        R.dimen.galleryblock_thumbnail_thin
+                    )
                 galleryblock_thumbnail.setImageDrawable(CircularProgressDrawable(context).also {
                     it.start()
                 })
@@ -138,16 +140,18 @@ class GalleryBlockAdapter(context: Context, private val galleries: List<GalleryB
                             null
                     }
 
-                    glide
-                        .load(thumbnail)
-                        .skipMemoryCache(true)
-                        .diskCacheStrategy(DiskCacheStrategy.NONE)
-                        .error(R.drawable.image_broken_variant)
-                        .apply {
-                            if (BuildConfig.CENSOR)
-                                override(5, 8)
-                        }
-                        .into(galleryblock_thumbnail)
+                    galleryblock_thumbnail.post {
+                        glide
+                            .load(thumbnail)
+                            .skipMemoryCache(true)
+                            .diskCacheStrategy(DiskCacheStrategy.NONE)
+                            .error(R.drawable.image_broken_variant)
+                            .apply {
+                                if (BuildConfig.CENSOR)
+                                    override(5, 8)
+                            }
+                            .into(galleryblock_thumbnail)
+                    }
                 }
 
                 //Check cache
@@ -264,6 +268,14 @@ class GalleryBlockAdapter(context: Context, private val galleries: List<GalleryB
                         }
                     }
                 }
+
+
+                // Make some views invisible to make it thinner
+                if (isThin) {
+                    galleryblock_language.visibility = View.GONE
+                    galleryblock_type.visibility = View.GONE
+                    galleryblock_tag_group.visibility = View.GONE
+                }
             }
         }
     }
@@ -341,10 +353,10 @@ class GalleryBlockAdapter(context: Context, private val galleries: List<GalleryB
                     mItemManger.closeAllExcept(layout)
 
                     holder.view.galleryblock_download.text =
-                        if (DownloadWorker.getInstance(holder.view.context).progress.indexOfKey(gallery.id) < 0)
-                            holder.view.context.getString(R.string.main_download)
-                        else
+                        if (Cache(context).isDownloading(gallery.id))
                             holder.view.context.getString(android.R.string.cancel)
+                        else
+                            holder.view.context.getString(R.string.main_download)
                 }
 
                 override fun onClose(layout: SwipeLayout?) {}
diff --git a/app/src/main/java/xyz/quaver/pupil/adapters/ReaderAdapter.kt b/app/src/main/java/xyz/quaver/pupil/adapters/ReaderAdapter.kt
index 8804798e..4adf8a06 100644
--- a/app/src/main/java/xyz/quaver/pupil/adapters/ReaderAdapter.kt
+++ b/app/src/main/java/xyz/quaver/pupil/adapters/ReaderAdapter.kt
@@ -100,6 +100,9 @@ class ReaderAdapter(private val context: Context,
         } else {
             holder.view.layoutParams.height = RecyclerView.LayoutParams.WRAP_CONTENT
             holder.view.container.layoutParams.height = 0
+
+            (holder.view.container.layoutParams as ConstraintLayout.LayoutParams)
+                .dimensionRatio = "W,${reader!!.galleryInfo.files[position].width}:${reader!!.galleryInfo.files[position].height}"
         }
 
         holder.view.image.setOnPhotoTapListener { _, _, _ ->
@@ -110,10 +113,6 @@ class ReaderAdapter(private val context: Context,
             onItemClickListener?.invoke(position)
         }
 
-        if (!isFullScreen)
-            (holder.view.container.layoutParams as ConstraintLayout.LayoutParams)
-                .dimensionRatio = "W,${reader!!.galleryInfo.files[position].width}:${reader!!.galleryInfo.files[position].height}"
-
         holder.view.reader_index.text = (position+1).toString()
 
         val images = Cache(context).getImage(galleryID, position)
diff --git a/app/src/main/java/xyz/quaver/pupil/ui/MainActivity.kt b/app/src/main/java/xyz/quaver/pupil/ui/MainActivity.kt
index 6202ab8e..679f83e4 100644
--- a/app/src/main/java/xyz/quaver/pupil/ui/MainActivity.kt
+++ b/app/src/main/java/xyz/quaver/pupil/ui/MainActivity.kt
@@ -330,6 +330,13 @@ class MainActivity : AppCompatActivity() {
             true
         }
 
+        with(main_fab_cancel) {
+            setImageResource(R.drawable.cancel)
+            setOnClickListener {
+                DownloadWorker.getInstance(context).stop()
+            }
+        }
+
         with(main_fab_jump) {
             setImageResource(R.drawable.ic_jump)
             setOnClickListener {
@@ -408,7 +415,7 @@ class MainActivity : AppCompatActivity() {
                     if (!completeFlag.get(galleryID, false)) {
                         val worker = DownloadWorker.getInstance(context)
 
-                        if (worker.progress.indexOfKey(galleryID) >= 0)     //download in progress
+                        if (Cache(context).isDownloading(galleryID))     //download in progress
                             worker.cancel(galleryID)
                         else {
                             Cache(context).setDownloading(galleryID, true)
@@ -724,6 +731,15 @@ class MainActivity : AppCompatActivity() {
             setOnMenuItemClickListener {
                 when(it.itemId) {
                     R.id.main_menu_settings -> startActivityForResult(Intent(this@MainActivity, SettingsActivity::class.java), REQUEST_SETTINGS)
+                    R.id.main_menu_thin -> {
+                        main_recyclerview.apply {
+                            (adapter as GalleryBlockAdapter).apply {
+                                isThin = !isThin
+                            }
+
+                            adapter = adapter       // Force to redraw
+                        }
+                    }
                     R.id.main_menu_sort_newest -> {
                         sortMode = SortMode.NEWEST
                         it.isChecked = true
diff --git a/app/src/main/java/xyz/quaver/pupil/ui/ReaderActivity.kt b/app/src/main/java/xyz/quaver/pupil/ui/ReaderActivity.kt
index 25fa0e4f..f4a6c22e 100644
--- a/app/src/main/java/xyz/quaver/pupil/ui/ReaderActivity.kt
+++ b/app/src/main/java/xyz/quaver/pupil/ui/ReaderActivity.kt
@@ -361,6 +361,8 @@ class ReaderActivity : AppCompatActivity() {
 
             window.attributes = this
         }
+
+        reader_recyclerview.adapter = reader_recyclerview.adapter   // Force to redraw
     }
 
     private fun scrollMode(isScroll: Boolean) {
@@ -386,7 +388,7 @@ class ReaderActivity : AppCompatActivity() {
                         if (worker.progress[galleryID]?.all { !it.isFinite() } == true) // If download is finished, stop animating
                             post {
                                 setImageResource(R.drawable.ic_download)
-                                labelText = getString(R.string.reader_fab_download)
+                                labelText = getString(R.string.reader_fab_download_cancel)
                             }
                         else                                                            // Or continue animate
                             post {
diff --git a/app/src/main/java/xyz/quaver/pupil/util/download/Cache.kt b/app/src/main/java/xyz/quaver/pupil/util/download/Cache.kt
index 757dbf9a..14a0e7a1 100644
--- a/app/src/main/java/xyz/quaver/pupil/util/download/Cache.kt
+++ b/app/src/main/java/xyz/quaver/pupil/util/download/Cache.kt
@@ -21,21 +21,19 @@ package xyz.quaver.pupil.util.download
 import android.content.Context
 import android.content.ContextWrapper
 import android.util.Base64
+import android.util.Log
 import android.util.SparseArray
 import androidx.preference.PreferenceManager
 import com.crashlytics.android.Crashlytics
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.async
-import kotlinx.coroutines.withContext
+import kotlinx.coroutines.*
 import kotlinx.io.InputStream
 import xyz.quaver.Code
 import xyz.quaver.hitomi.GalleryBlock
 import xyz.quaver.hitomi.Reader
 import xyz.quaver.proxy
-import xyz.quaver.pupil.util.copyRecursively
 import xyz.quaver.pupil.util.getCachedGallery
 import xyz.quaver.pupil.util.getDownloadDirectory
+import xyz.quaver.pupil.util.isParentOf
 import xyz.quaver.pupil.util.json
 import java.io.File
 import java.io.FileOutputStream
@@ -247,15 +245,27 @@ class Cache(context: Context) : ContextWrapper(context) {
         }
     }
 
-    fun moveToDownload(galleryID: Int) {
+    fun moveToDownload(galleryID: Int) = CoroutineScope(Dispatchers.IO).launch {
         val cache = getCachedGallery(galleryID).also {
             if (!it.exists())
-                return
+                return@launch
         }
-        val download = File(getDownloadDirectory(this), galleryID.toString())
+        val download = File(getDownloadDirectory(this@Cache), galleryID.toString())
 
-        cache.copyRecursively(download, true) { _, _ -> OnErrorAction.SKIP }
+        if (download.isParentOf(cache))
+            return@launch
+
+        Log.i("PUPILD", "MOVING ${cache.canonicalPath} --> ${download.canonicalPath}")
+
+        cache.copyRecursively(download, true) { file, err ->
+            Log.i("PUPILD", "MOVING ERROR ${file.canonicalPath} ${err.message}")
+            OnErrorAction.SKIP
+        }
+        Log.i("PUPILD", "MOVED ${cache.canonicalPath}")
+
+        Log.i("PUPILD", "DELETING ${cache.canonicalPath}")
         cache.deleteRecursively()
+        Log.i("PUPILD", "DELETED ${cache.canonicalPath}")
     }
 
     fun isDownloading(galleryID: Int) = getCachedMetadata(galleryID)?.isDownloading == true
diff --git a/app/src/main/java/xyz/quaver/pupil/util/download/DownloadWorker.kt b/app/src/main/java/xyz/quaver/pupil/util/download/DownloadWorker.kt
index 2d54ef0c..cd957af8 100644
--- a/app/src/main/java/xyz/quaver/pupil/util/download/DownloadWorker.kt
+++ b/app/src/main/java/xyz/quaver/pupil/util/download/DownloadWorker.kt
@@ -149,7 +149,6 @@ class DownloadWorker private constructor(context: Context) : ContextWrapper(cont
 
     private val loop = loop()
     private val worker = SparseArray<Job?>()
-    val clients = SparseArray<OkHttpClient>()
 
     val interceptor = Interceptor { chain ->
         val request = chain.request()
@@ -159,7 +158,7 @@ class DownloadWorker private constructor(context: Context) : ContextWrapper(cont
             .body(ProgressResponseBody(request.tag(), response.body(), progressListener))
             .build()
     }
-    fun buildClient() =
+    val client =
         OkHttpClient.Builder()
             .addInterceptor(interceptor)
             .connectTimeout(0, TimeUnit.SECONDS)
@@ -172,17 +171,14 @@ class DownloadWorker private constructor(context: Context) : ContextWrapper(cont
         queue.clear()
 
         loop.cancel()
-        for (i in 0..worker.size()) {
+        for (i in 0 until worker.size()) {
             val galleryID = worker.keyAt(i)
 
             Cache(this@DownloadWorker).setDownloading(galleryID, false)
             worker[galleryID]?.cancel()
         }
 
-        for (i in 0 until clients.size()) {
-            clients.valueAt(i).dispatcher().cancelAll()
-        }
-        clients.clear()
+        client.dispatcher().cancelAll()
 
         progress.clear()
         exception.clear()
@@ -194,17 +190,19 @@ class DownloadWorker private constructor(context: Context) : ContextWrapper(cont
         queue.remove(galleryID)
         worker[galleryID]?.cancel()
 
-        clients[galleryID]?.dispatcher()?.cancelAll()
-        clients.remove(galleryID)
+        client.dispatcher().queuedCalls().filter {
+            ((it.request().tag() as Pair<*, *>).first as Int) == galleryID
+        }.forEach {
+            it.cancel()
+        }
 
         progress.remove(galleryID)
         exception.remove(galleryID)
         notification.remove(galleryID)
         notificationManager.cancel(galleryID)
 
-        if (progress.indexOfKey(galleryID) >= 0) {
+        if (progress.indexOfKey(galleryID) >= 0)
             Cache(this@DownloadWorker).setDownloading(galleryID, false)
-        }
     }
 
     fun isCompleted(galleryID: Int) = progress[galleryID]?.all { !it.isFinite() } == true
@@ -236,10 +234,7 @@ class DownloadWorker private constructor(context: Context) : ContextWrapper(cont
             tag(galleryID to index)
         }.build()
 
-        if (clients.get(galleryID) == null)
-            clients.put(galleryID, buildClient())
-
-        clients[galleryID]?.newCall(request)?.enqueue(callback)
+        client.newCall(request).enqueue(callback)
     }
 
     private fun download(galleryID: Int) = CoroutineScope(Dispatchers.IO).launch {
@@ -294,8 +289,7 @@ class DownloadWorker private constructor(context: Context) : ContextWrapper(cont
                     notify(galleryID)
 
                     CoroutineScope(Dispatchers.IO).launch {
-                        if (isCompleted(galleryID) && clients.indexOfKey(galleryID) >= 0) {
-                            clients.remove(galleryID)
+                        if (isCompleted(galleryID)) {
                             with(Cache(this@DownloadWorker)) {
                                 if (isDownloading(galleryID)) {
                                     moveToDownload(galleryID)
@@ -320,8 +314,7 @@ class DownloadWorker private constructor(context: Context) : ContextWrapper(cont
                         notify(galleryID)
 
                         CoroutineScope(Dispatchers.IO).launch {
-                            if (isCompleted(galleryID) && clients.indexOfKey(galleryID) >= 0) {
-                                clients.remove(galleryID)
+                            if (isCompleted(galleryID)) {
                                 with(Cache(this@DownloadWorker)) {
                                     if (isDownloading(galleryID)) {
                                         moveToDownload(galleryID)
@@ -340,8 +333,7 @@ class DownloadWorker private constructor(context: Context) : ContextWrapper(cont
                         notify(galleryID)
 
                         CoroutineScope(Dispatchers.IO).launch {
-                            if (isCompleted(galleryID) && clients.indexOfKey(galleryID) >= 0) {
-                                clients.remove(galleryID)
+                            if (isCompleted(galleryID)) {
                                 with(Cache(this@DownloadWorker)) {
                                     if (isDownloading(galleryID)) {
                                         moveToDownload(galleryID)
@@ -418,7 +410,7 @@ class DownloadWorker private constructor(context: Context) : ContextWrapper(cont
 
             val galleryID = queue.peek() ?: continue
 
-            if (clients.indexOfKey(galleryID) >= 0)    // Gallery already downloading!
+            if (progress.indexOfKey(galleryID) >= 0)    // Gallery already downloading!
                 continue
 
             if (notification[galleryID] == null)
@@ -427,10 +419,7 @@ class DownloadWorker private constructor(context: Context) : ContextWrapper(cont
             if (Cache(this@DownloadWorker).isDownloading(galleryID))
                 notificationManager.notify(galleryID, notification[galleryID].build())
 
-            if (clients.size() >= preferences.getInt("max_download", 4))
-                continue
-
-            Log.i("PUPILD", "QUEUED $galleryID #${clients.size()+1}")
+            Log.i("PUPILD", "QUEUED $galleryID")
 
             worker.put(galleryID, download(galleryID))
             queue.poll()
diff --git a/app/src/main/java/xyz/quaver/pupil/util/file.kt b/app/src/main/java/xyz/quaver/pupil/util/file.kt
index 497424c1..4ed014e2 100644
--- a/app/src/main/java/xyz/quaver/pupil/util/file.kt
+++ b/app/src/main/java/xyz/quaver/pupil/util/file.kt
@@ -26,7 +26,6 @@ import android.os.storage.StorageManager
 import android.provider.DocumentsContract
 import androidx.core.content.ContextCompat
 import androidx.preference.PreferenceManager
-import kotlinx.io.IOException
 import java.io.File
 import java.io.FileOutputStream
 import java.lang.reflect.Array
@@ -214,64 +213,5 @@ fun Uri.toFile(context: Context): File? {
     return File(context.getExternalFilesDir(null)?.canonicalPath?.substringBeforeLast("/Android/data") ?: return null, folderName)
 }
 
-fun File.copyRecursively(
-    target: File,
-    overwrite: Boolean = false,
-    onError: (File, IOException) -> OnErrorAction = { _, exception -> throw exception }
-): Boolean {
-    if (!exists()) {
-        return onError(this, NoSuchFileException(file = this, reason = "The source file doesn't exist.")) !=
-                OnErrorAction.TERMINATE
-    }
-    try {
-        // We cannot break for loop from inside a lambda, so we have to use an exception here
-        for (src in walkTopDown().onFail { f, e -> if (onError(f, e) == OnErrorAction.TERMINATE) throw IOException("Walk failed") }) {
-            if (!src.exists()) {
-                if (onError(src, NoSuchFileException(file = src, reason = "The source file doesn't exist.")) ==
-                    OnErrorAction.TERMINATE)
-                    return false
-            } else {
-                val relPath = src.toRelativeString(this)
-                val dstFile = File(target, relPath)
-                if (dstFile.exists() && !(src.isDirectory && dstFile.isDirectory)) {
-                    val stillExists = if (!overwrite) true else {
-                        if (dstFile.isDirectory)
-                            !dstFile.deleteRecursively()
-                        else
-                            !dstFile.delete()
-                    }
-
-                    if (stillExists) {
-                        if (onError(dstFile, FileAlreadyExistsException(file = src,
-                                other = dstFile,
-                                reason = "The destination file already exists.")) == OnErrorAction.TERMINATE)
-                            return false
-
-                        continue
-                    }
-                }
-
-                if (src.isDirectory) {
-                    dstFile.mkdirs()
-                } else {
-                    val length = try {
-                        src.copyTo(dstFile, overwrite).length()
-                    } catch (e: IOException) {
-                        if (onError(src, e) == OnErrorAction.TERMINATE)
-                            return false
-                        else
-                            -1
-                    }
-
-                    if (length != src.length()) {
-                        if (onError(src, IOException("Source file wasn't copied completely, length of destination file differs.")) == OnErrorAction.TERMINATE)
-                            return false
-                    }
-                }
-            }
-        }
-        return true
-    } catch (e: IOException) {
-        return false
-    }
-}
\ No newline at end of file
+fun File.isParentOf(another: File) =
+    another.absolutePath.startsWith(this.absolutePath)
\ No newline at end of file
diff --git a/app/src/main/res/drawable/cancel.xml b/app/src/main/res/drawable/cancel.xml
new file mode 100644
index 00000000..cad57ac3
--- /dev/null
+++ b/app/src/main/res/drawable/cancel.xml
@@ -0,0 +1,8 @@
+<!-- drawable/cancel.xml -->
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:height="24dp"
+    android:width="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+    <path android:fillColor="#fff" android:pathData="M12,2A10,10 0 0,1 22,12A10,10 0 0,1 12,22A10,10 0 0,1 2,12A10,10 0 0,1 12,2M12,4A8,8 0 0,0 4,12C4,13.85 4.63,15.55 5.68,16.91L16.91,5.68C15.55,4.63 13.85,4 12,4M12,20A8,8 0 0,0 20,12C20,10.15 19.37,8.45 18.32,7.09L7.09,18.32C8.45,19.37 10.15,20 12,20Z" />
+</vector>
\ No newline at end of file
diff --git a/app/src/main/res/drawable/img_thumbnail.jpg b/app/src/main/res/drawable/img_thumbnail.jpg
deleted file mode 100644
index c6959911..00000000
Binary files a/app/src/main/res/drawable/img_thumbnail.jpg and /dev/null differ
diff --git a/app/src/main/res/layout/activity_main_content.xml b/app/src/main/res/layout/activity_main_content.xml
index 3041a890..aa8350ee 100644
--- a/app/src/main/res/layout/activity_main_content.xml
+++ b/app/src/main/res/layout/activity_main_content.xml
@@ -82,6 +82,13 @@
                 android:layout_margin="16dp"
                 app:menu_colorNormal="@color/colorAccent">
 
+            <com.github.clans.fab.FloatingActionButton
+                android:id="@+id/main_fab_cancel"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                app:fab_label="@string/main_fab_cancel"
+                app:fab_size="mini"/>
+
             <com.github.clans.fab.FloatingActionButton
                 android:id="@+id/main_fab_jump"
                 android:layout_width="wrap_content"
diff --git a/app/src/main/res/menu/main.xml b/app/src/main/res/menu/main.xml
index 9bbdd253..3f46e9ca 100644
--- a/app/src/main/res/menu/main.xml
+++ b/app/src/main/res/menu/main.xml
@@ -20,6 +20,9 @@
 <menu xmlns:android="http://schemas.android.com/apk/res/android"
 	xmlns:app="http://schemas.android.com/apk/res-auto">
 
+	<item android:id="@+id/main_menu_thin"
+		android:title="@string/main_menu_thin"/>
+
 	<item
 		android:id="@+id/main_menu_sort"
 		android:title="@string/main_menu_sort">
diff --git a/app/src/main/res/values-ja/strings.xml b/app/src/main/res/values-ja/strings.xml
index 5cb0d9a4..f26ea3d7 100644
--- a/app/src/main/res/values-ja/strings.xml
+++ b/app/src/main/res/values-ja/strings.xml
@@ -130,4 +130,6 @@
     <string name="proxy_dialog_error">エラー</string>
     <string name="proxy_dialog_addr_hint">サーバーアドレス</string>
     <string name="proxy_dialog_server">サーバー</string>
+    <string name="main_menu_thin">簡単モード</string>
+    <string name="main_fab_cancel">すべてのダウンロードキャンセル</string>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values-ko/strings.xml b/app/src/main/res/values-ko/strings.xml
index 05c173f1..99ebfe1f 100644
--- a/app/src/main/res/values-ko/strings.xml
+++ b/app/src/main/res/values-ko/strings.xml
@@ -130,4 +130,6 @@
     <string name="proxy_dialog_error">잘못된 값</string>
     <string name="proxy_dialog_addr_hint">서버 주소</string>
     <string name="proxy_dialog_server">서버</string>
+    <string name="main_menu_thin">간단히 보기 모드</string>
+    <string name="main_fab_cancel">다운로드 모두 취소</string>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/dimen.xml b/app/src/main/res/values/dimen.xml
index 68307f90..64a437a1 100644
--- a/app/src/main/res/values/dimen.xml
+++ b/app/src/main/res/values/dimen.xml
@@ -11,6 +11,6 @@
 
 	<dimen name="thumbnail_margin">8dp</dimen>
 
-	<dimen name="galleryblock_thumbnail_thin">50dp</dimen>
+	<dimen name="galleryblock_thumbnail_thin">100dp</dimen>
 	<dimen name="galleryblock_thumbnail_normal">150dp</dimen>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index c79b2143..fd51625d 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -53,6 +53,8 @@
     <string name="main_drawer_group_contact_email">Email me!</string>
     <string name="main_drawer_grouop_contact_discord">Discord</string>
 
+    <string name="main_menu_thin">Toggle Thin Mode</string>
+
     <string name="main_menu_sort">Sort</string>
     <string name="main_menu_sort_newest">Newest</string>
     <string name="main_menu_sort_popular">Popular</string>
@@ -61,6 +63,7 @@
     <string name="main_jump_message">Current page: %1$d\nMaximum page: %2$d</string>
     <string name="main_open_gallery_by_id">Open Gallery by ID</string>
     <string name="reader_failed_to_find_gallery">Failed to open gallery</string>
+    <string name="main_fab_cancel">Cancel all downloads</string>
 
     <string name="main_move">Move to page %1$d</string>
 
diff --git a/build.gradle b/build.gradle
index a1f207cf..44be8aa9 100644
--- a/build.gradle
+++ b/build.gradle
@@ -8,7 +8,7 @@ buildscript {
         maven { url 'https://maven.fabric.io/public' }
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.5.3'
+        classpath 'com.android.tools.build:gradle:3.6.0'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         classpath "org.jetbrains.kotlin:kotlin-android-extensions:$kotlin_version"
         classpath "org.jetbrains.kotlin:kotlin-serialization:$kotlin_version"
diff --git a/gradle.properties b/gradle.properties
index dcb17194..18d909fd 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -14,5 +14,4 @@
 kotlin.code.style=official
 android.enableJetifier=true
 org.gradle.jvmargs=-Xmx1024M -Dkotlin.daemon.jvm.options\="-Xmx1024M"
-android.useAndroidX=true
-android.enableR8.fullMode=true
\ No newline at end of file
+android.useAndroidX=true
\ No newline at end of file
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 381916e7..881a9e3f 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Fri Aug 23 08:21:15 KST 2019
+#Tue Feb 25 09:55:23 KST 2020
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.4.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.4-all.zip
diff --git a/libpupil/src/main/java/xyz/quaver/hiyobi/reader.kt b/libpupil/src/main/java/xyz/quaver/hiyobi/reader.kt
index 72fa7f07..945b5ffc 100644
--- a/libpupil/src/main/java/xyz/quaver/hiyobi/reader.kt
+++ b/libpupil/src/main/java/xyz/quaver/hiyobi/reader.kt
@@ -30,6 +30,7 @@ import java.net.URL
 import javax.net.ssl.HttpsURLConnection
 
 const val hiyobi = "hiyobi.me"
+const val primary_img_domain = "cdn.hiyobi.me"
 const val user_agent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.131 Safari/537.36"
 
 var cookie: String = ""
@@ -87,7 +88,7 @@ fun createImgList(galleryID: Int, reader: Reader, lowQuality: Boolean = false) =
     if (lowQuality)
         reader.galleryInfo.files.map {
             val name = it.name.replace(Regex("""\.[^/.]+$"""), "")
-            Images("$protocol//$hiyobi/data_r/$galleryID/$name.jpg", galleryID, it.name)
+            Images("$protocol//$primary_img_domain/data_r/$galleryID/$name.jpg", galleryID, it.name)
         }
     else
-        reader.galleryInfo.files.map { Images("$protocol//$hiyobi/data/$galleryID/${it.name}", galleryID, it.name) }
\ No newline at end of file
+        reader.galleryInfo.files.map { Images("$protocol//$primary_img_domain/data/$galleryID/${it.name}", galleryID, it.name) }
\ No newline at end of file