diff --git a/app/src/main/java/eu/kanade/tachiyomi/data/database/models/Manga.kt b/app/src/main/java/eu/kanade/tachiyomi/data/database/models/Manga.kt
index 306b3e6376..e5e44b1ecd 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/models/Manga.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/models/Manga.kt
@@ -54,7 +54,7 @@ interface Manga : SManga {
             TYPE_MANHUA -> R.string.manhua
             TYPE_COMIC -> R.string.comic
             else -> R.string.manga
-        })
+        }).toLowerCase(Locale.getDefault())
     }
 
     /**
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaDetailsAdapter.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaDetailsAdapter.kt
index 9ef0928b28..128e25c1d3 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaDetailsAdapter.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaDetailsAdapter.kt
@@ -111,58 +111,20 @@ class MangaDetailsAdapter(
     }
 
     private fun get100sRange(value: Float): String {
-        return when (value.toInt()) {
-            in 0..99 -> "0-99"
-            in 100..199 -> "100-199"
-            in 200..299 -> "200-299"
-            in 300..399 -> "300-399"
-            in 400..499 -> "400-499"
-            in 500..599 -> "500-599"
-            in 600..699 -> "600-699"
-            in 700..799 -> "700-799"
-            in 800..899 -> "800-899"
-            in 900..Int.MAX_VALUE -> "900+"
-            else -> "None"
+        val number = value.toInt()
+        return if (number < 100) "0-99"
+        else {
+            val hundred = number / 100
+            "${hundred}00-${hundred}99"
         }
     }
 
     private fun get10sRange(value: Float): String {
-        return when (value.toInt()) {
-            in 0..9 -> "0-9"
-            in 10..19 -> "10-19"
-            in 20..29 -> "20-29"
-            in 30..39 -> "30-39"
-            in 40..49 -> "40-49"
-            in 50..59 -> "50-59"
-            in 60..69 -> "60-69"
-            in 70..79 -> "70-79"
-            in 80..89 -> "80-89"
-            in 80..89 -> "80-89"
-            in 90..99 -> "90-99"
-            in 100..109 -> "100-109"
-            in 110..119 -> "110-119"
-            in 120..129 -> "120-129"
-            in 130..139 -> "130-139"
-            in 140..149 -> "140-149"
-            in 150..159 -> "150-159"
-            in 160..169 -> "160-169"
-            in 170..179 -> "170-179"
-            in 180..189 -> "180-189"
-            in 190..199 -> "190-199"
-            in 190..199 -> "190-199"
-            in 200..209 -> "200-209"
-            in 210..219 -> "210-219"
-            in 220..229 -> "220-229"
-            in 230..239 -> "230-239"
-            in 240..249 -> "240-249"
-            in 250..259 -> "250-259"
-            in 260..269 -> "260-269"
-            in 270..279 -> "270-279"
-            in 280..289 -> "280-289"
-            in 290..299 -> "290-299"
-            in 290..299 -> "290-299"
-            in 300..Int.MAX_VALUE -> "300+"
-            else -> recyclerView.context.getString(R.string.unknown)
+        val number = value.toInt()
+        return if (number < 10) "0-9"
+        else {
+            val hundred = number / 10
+            "${hundred}0-${hundred + 1}9"
         }
     }
 
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaDetailsController.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaDetailsController.kt
index ed0671216d..b6fbbc3afd 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaDetailsController.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaDetailsController.kt
@@ -242,7 +242,7 @@ class MangaDetailsController : BaseController,
         }
 
         presenter.onCreate()
-        fast_scroller.translationX = if (showScroll) 0f else 22f.dpToPx
+        fast_scroller.translationX = if (showScroll) 0f else 25f.dpToPx
         recycler.addOnScrollListener(object : RecyclerView.OnScrollListener() {
             override fun onScrolled(recyclerView: RecyclerView, dx: Int, dy: Int) {
                 super.onScrolled(recyclerView, dx, dy)
@@ -275,7 +275,7 @@ class MangaDetailsController : BaseController,
                 } else if (fPosition <= 0 && showScroll) {
                     showScroll = false
                     scrollAnim?.cancel()
-                    scrollAnim = fast_scroller.animate().setDuration(100).translationX(22f.dpToPx)
+                    scrollAnim = fast_scroller.animate().setDuration(100).translationX(25f.dpToPx)
                     scrollAnim?.start()
                 }
             }
@@ -690,7 +690,8 @@ class MangaDetailsController : BaseController,
             presenter.getNextUnreadChapter() != null && !presenter.isLockedFromSearch
         menu.findItem(R.id.action_mark_all_as_unread).isVisible =
             !presenter.allUnread() && !presenter.isLockedFromSearch
-        menu.findItem(R.id.action_remove_downloads).isVisible = !presenter.isLockedFromSearch
+        menu.findItem(R.id.action_remove_downloads).isVisible =
+            presenter.hasDownloads() && !presenter.isLockedFromSearch
         menu.findItem(R.id.remove_non_bookmarked).isVisible =
             presenter.hasBookmark() && !presenter.isLockedFromSearch
         menu.findItem(R.id.action_mark_all_as_unread).isVisible = presenter.isTracked()
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaDetailsPresenter.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaDetailsPresenter.kt
index a2e43149fd..af6448a1d0 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaDetailsPresenter.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaDetailsPresenter.kt
@@ -321,6 +321,7 @@ class MangaDetailsPresenter(
 
     fun allUnread(): Boolean = chapters.none { it.read }
     fun hasBookmark(): Boolean = chapters.any { it.bookmark }
+    fun hasDownloads(): Boolean = chapters.any { it.isDownloaded }
 
     fun getUnreadChaptersSorted() =
         chapters.filter { !it.read && it.status == Download.NOT_DOWNLOADED }.distinctBy { it.name }
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaHeaderHolder.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaHeaderHolder.kt
index 5506ba440d..7cb6de8b40 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaHeaderHolder.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaHeaderHolder.kt
@@ -28,7 +28,6 @@ import eu.kanade.tachiyomi.util.view.visible
 import eu.kanade.tachiyomi.util.view.visibleIf
 import kotlinx.android.synthetic.main.manga_details_controller.*
 import kotlinx.android.synthetic.main.manga_header_item.*
-import java.util.Locale
 
 class MangaHeaderHolder(
     private val view: View,
@@ -137,15 +136,7 @@ class MangaHeaderHolder(
             else expand()
         }
         manga_summary_label.text = itemView.context.getString(
-            R.string.about_this_, itemView.context.getString(
-                when {
-                    manga.mangaType() == Manga.TYPE_MANHWA -> R.string.manhwa
-                    manga.mangaType() == Manga.TYPE_MANHUA -> R.string.manhua
-                    manga.mangaType() == Manga.TYPE_COMIC -> R.string.comic
-                    manga.mangaType() == Manga.TYPE_WEBTOON -> R.string.webtoon
-                    else -> R.string.manga
-                }
-            ).toLowerCase(Locale.getDefault())
+            R.string.about_this_, manga.mangaType(itemView.context)
         )
         with(favorite_button) {
             icon = ContextCompat.getDrawable(
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/recently_read/RemoveHistoryDialog.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/recently_read/RemoveHistoryDialog.kt
index 8ddc9d696c..2b9e51d20d 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/recently_read/RemoveHistoryDialog.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/recently_read/RemoveHistoryDialog.kt
@@ -10,7 +10,6 @@ import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.database.models.History
 import eu.kanade.tachiyomi.data.database.models.Manga
 import eu.kanade.tachiyomi.ui.base.controller.DialogController
-import java.util.Locale
 
 class RemoveHistoryDialog<T>(bundle: Bundle? = null) : DialogController(bundle)
         where T : Controller, T : RemoveHistoryDialog.Listener {
@@ -31,10 +30,7 @@ class RemoveHistoryDialog<T>(bundle: Bundle? = null) : DialogController(bundle)
         return MaterialDialog(activity).title(R.string.remove)
             .message(R.string.this_will_remove_the_read_date_question).checkBoxPrompt(
                 text = activity.getString(
-                    R.string.reset_all_chapters_for_this_,
-                    (manga?.mangaType(activity) ?: activity.getString(R.string.manga)).toLowerCase(
-                            Locale.ROOT
-                        )
+                    R.string.reset_all_chapters_for_this_, manga!!.mangaType(activity)
                 )
             ) {}.negativeButton(android.R.string.cancel).positiveButton(R.string.remove) {
                 onPositive(it.isCheckPromptChecked())
diff --git a/app/src/main/res/layout/manga_details_controller.xml b/app/src/main/res/layout/manga_details_controller.xml
index c16ee681a5..b0fedbde82 100644
--- a/app/src/main/res/layout/manga_details_controller.xml
+++ b/app/src/main/res/layout/manga_details_controller.xml
@@ -35,7 +35,7 @@
             android:id="@+id/fast_scroller"
             android:textColor="?android:attr/textColorPrimary"
             app:iconColor="?android:attr/textColorPrimary"
-            android:layout_width="22dp"
+            android:layout_width="25dp"
             android:layout_height="0dp"
             android:elevation="10dp"
             android:layout_gravity="end"