diff --git a/app/build.gradle b/app/build.gradle
index 26df8111c7..5488d866e4 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -118,7 +118,7 @@ dependencies {
     implementation 'androidx.preference:preference:1.1.0'
     implementation 'androidx.annotation:annotation:1.1.0'
     implementation 'androidx.browser:browser:1.2.0'
-    implementation 'androidx.biometric:biometric:1.0.0'
+    implementation 'androidx.biometric:biometric:1.0.1'
 
     implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
 
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/browse/CatalogueItem.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/browse/CatalogueItem.kt
index c4e693d823..311bd46345 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/browse/CatalogueItem.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/browse/CatalogueItem.kt
@@ -14,8 +14,6 @@ import eu.kanade.tachiyomi.data.database.models.Manga
 import eu.kanade.tachiyomi.data.preference.getOrDefault
 import eu.kanade.tachiyomi.widget.AutofitRecyclerView
 import kotlinx.android.synthetic.main.catalogue_grid_item.view.*
-import androidx.recyclerview.widget.RecyclerView
-import eu.davidea.flexibleadapter.items.IFlexible
 
 class CatalogueItem(val manga: Manga, private val catalogueAsList: Preference<Boolean>) :
         AbstractFlexibleItem<CatalogueHolder>() {
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/filter/GroupItem.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/filter/GroupItem.kt
index a4bb606ba0..c4f487b25a 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/filter/GroupItem.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/filter/GroupItem.kt
@@ -12,8 +12,6 @@ import eu.davidea.viewholders.ExpandableViewHolder
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.source.model.Filter
 import eu.kanade.tachiyomi.util.setVectorCompat
-import androidx.recyclerview.widget.RecyclerView
-import eu.davidea.flexibleadapter.items.IFlexible
 
 class GroupItem(val filter: Filter.Group<*>) : AbstractExpandableHeaderItem<GroupItem.Holder, ISectionable<*, *>>() {
 
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/filter/HeaderItem.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/filter/HeaderItem.kt
index 98ea3e4509..b93538a702 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/filter/HeaderItem.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/filter/HeaderItem.kt
@@ -10,8 +10,6 @@ import eu.davidea.flexibleadapter.items.AbstractHeaderItem
 import eu.davidea.flexibleadapter.items.IFlexible
 import eu.davidea.viewholders.FlexibleViewHolder
 import eu.kanade.tachiyomi.source.model.Filter
-import androidx.recyclerview.widget.RecyclerView
-import eu.davidea.flexibleadapter.items.IFlexible
 
 class HeaderItem(val filter: Filter.Header) : AbstractHeaderItem<HeaderItem.Holder>() {
 
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/filter/SelectItem.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/filter/SelectItem.kt
index 7717b7b1da..1182b86db3 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/filter/SelectItem.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/filter/SelectItem.kt
@@ -12,8 +12,6 @@ import eu.davidea.viewholders.FlexibleViewHolder
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.source.model.Filter
 import eu.kanade.tachiyomi.widget.IgnoreFirstSpinnerListener
-import androidx.recyclerview.widget.RecyclerView
-import eu.davidea.flexibleadapter.items.IFlexible
 
 open class SelectItem(val filter: Filter.Select<*>) : AbstractFlexibleItem<SelectItem.Holder>() {
 
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/filter/SortItem.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/filter/SortItem.kt
index 89b7ad26e3..d4c5137eda 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/filter/SortItem.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/filter/SortItem.kt
@@ -12,8 +12,6 @@ import eu.davidea.viewholders.FlexibleViewHolder
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.source.model.Filter
 import eu.kanade.tachiyomi.util.getResourceColor
-import androidx.recyclerview.widget.RecyclerView
-import eu.davidea.flexibleadapter.items.IFlexible
 
 class SortItem(val name: String, val group: SortGroup) : AbstractSectionableItem<SortItem.Holder, SortGroup>(group) {
 
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/filter/TextItem.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/filter/TextItem.kt
index c3ec5e3c57..0bb23c7c97 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/filter/TextItem.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/filter/TextItem.kt
@@ -1,9 +1,9 @@
 package eu.kanade.tachiyomi.ui.catalogue.filter
 
-import com.google.android.material.textfield.TextInputLayout
 import android.view.View
 import android.widget.EditText
 import androidx.recyclerview.widget.RecyclerView
+import com.google.android.material.textfield.TextInputLayout
 import eu.davidea.flexibleadapter.FlexibleAdapter
 import eu.davidea.flexibleadapter.items.AbstractFlexibleItem
 import eu.davidea.flexibleadapter.items.IFlexible
@@ -11,8 +11,6 @@ import eu.davidea.viewholders.FlexibleViewHolder
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.source.model.Filter
 import eu.kanade.tachiyomi.widget.SimpleTextWatcher
-import androidx.recyclerview.widget.RecyclerView
-import eu.davidea.flexibleadapter.items.IFlexible
 
 open class TextItem(val filter: Filter.Text) : AbstractFlexibleItem<TextItem.Holder>() {
 
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/filter/TriStateItem.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/filter/TriStateItem.kt
index 8faf847ad9..baf8a9dd62 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/filter/TriStateItem.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/filter/TriStateItem.kt
@@ -1,10 +1,10 @@
 package eu.kanade.tachiyomi.ui.catalogue.filter
 
-import com.google.android.material.R
-import androidx.vectordrawable.graphics.drawable.VectorDrawableCompat
 import android.view.View
 import android.widget.CheckedTextView
 import androidx.recyclerview.widget.RecyclerView
+import androidx.vectordrawable.graphics.drawable.VectorDrawableCompat
+import com.google.android.material.R
 import eu.davidea.flexibleadapter.FlexibleAdapter
 import eu.davidea.flexibleadapter.items.AbstractFlexibleItem
 import eu.davidea.flexibleadapter.items.IFlexible
@@ -13,8 +13,6 @@ import eu.kanade.tachiyomi.source.model.Filter
 import eu.kanade.tachiyomi.util.dpToPx
 import eu.kanade.tachiyomi.util.getResourceColor
 import eu.kanade.tachiyomi.R as TR
-import androidx.recyclerview.widget.RecyclerView
-import eu.davidea.flexibleadapter.items.IFlexible
 
 open class TriStateItem(val filter: Filter.TriState) : AbstractFlexibleItem<TriStateItem.Holder>() {
 
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/global_search/CatalogueSearchCardItem.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/global_search/CatalogueSearchCardItem.kt
index 9c8e83d466..aac3e0901b 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/global_search/CatalogueSearchCardItem.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/global_search/CatalogueSearchCardItem.kt
@@ -7,8 +7,6 @@ import eu.davidea.flexibleadapter.items.AbstractFlexibleItem
 import eu.davidea.flexibleadapter.items.IFlexible
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.database.models.Manga
-import androidx.recyclerview.widget.RecyclerView
-import eu.davidea.flexibleadapter.items.IFlexible
 
 class CatalogueSearchCardItem(val manga: Manga) : AbstractFlexibleItem<CatalogueSearchCardHolder>() {
 
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/global_search/CatalogueSearchItem.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/global_search/CatalogueSearchItem.kt
index b1a215089b..54796d3f98 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/global_search/CatalogueSearchItem.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/global_search/CatalogueSearchItem.kt
@@ -7,8 +7,6 @@ import eu.davidea.flexibleadapter.items.AbstractFlexibleItem
 import eu.davidea.flexibleadapter.items.IFlexible
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.source.CatalogueSource
-import androidx.recyclerview.widget.RecyclerView
-import eu.davidea.flexibleadapter.items.IFlexible
 
 /**
  * Item that contains search result information.
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/extension/ExtensionGroupItem.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/extension/ExtensionGroupItem.kt
index 291c577b86..36923297c6 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/extension/ExtensionGroupItem.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/extension/ExtensionGroupItem.kt
@@ -6,8 +6,6 @@ import eu.davidea.flexibleadapter.FlexibleAdapter
 import eu.davidea.flexibleadapter.items.AbstractHeaderItem
 import eu.davidea.flexibleadapter.items.IFlexible
 import eu.kanade.tachiyomi.R
-import androidx.recyclerview.widget.RecyclerView
-import eu.davidea.flexibleadapter.items.IFlexible
 
 /**
  * Item that contains the group header.
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/extension/ExtensionItem.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/extension/ExtensionItem.kt
index 64b64990b3..3ea8b2a933 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/extension/ExtensionItem.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/extension/ExtensionItem.kt
@@ -9,8 +9,6 @@ import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.extension.model.Extension
 import eu.kanade.tachiyomi.extension.model.InstallStep
 import eu.kanade.tachiyomi.source.CatalogueSource
-import androidx.recyclerview.widget.RecyclerView
-import eu.davidea.flexibleadapter.items.IFlexible
 
 /**
  * Item that contains source information.
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/manga/chapter/ChapterItem.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/manga/chapter/ChapterItem.kt
index 72180b46d0..1f5792eee4 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/manga/chapter/ChapterItem.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/manga/chapter/ChapterItem.kt
@@ -9,8 +9,6 @@ import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.database.models.Chapter
 import eu.kanade.tachiyomi.data.database.models.Manga
 import eu.kanade.tachiyomi.data.download.model.Download
-import androidx.recyclerview.widget.RecyclerView
-import eu.davidea.flexibleadapter.items.IFlexible
 
 class ChapterItem(val chapter: Chapter, val manga: Manga) : AbstractFlexibleItem<ChapterHolder>(),
         Chapter by chapter {
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/migration/MangaItem.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/migration/MangaItem.kt
index a519f0d305..824a05fd8e 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/migration/MangaItem.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/migration/MangaItem.kt
@@ -7,8 +7,6 @@ import eu.davidea.flexibleadapter.items.AbstractFlexibleItem
 import eu.davidea.flexibleadapter.items.IFlexible
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.database.models.Manga
-import androidx.recyclerview.widget.RecyclerView
-import eu.davidea.flexibleadapter.items.IFlexible
 
 class MangaItem(val manga: Manga) : AbstractFlexibleItem<MangaHolder>() {
 
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/migration/SelectionHeader.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/migration/SelectionHeader.kt
index 4717470c17..d88f7bdf66 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/migration/SelectionHeader.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/migration/SelectionHeader.kt
@@ -8,9 +8,6 @@ import eu.davidea.flexibleadapter.items.IFlexible
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.ui.base.holder.BaseFlexibleViewHolder
 import kotlinx.android.synthetic.main.catalogue_main_controller_card.*
-import androidx.recyclerview.widget.RecyclerView
-import eu.davidea.flexibleadapter.items.IFlexible
-import kotlinx.android.synthetic.main.catalogue_main_controller_card.title
 
 /**
  * Item that contains the selection header.
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/migration/SourceItem.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/migration/SourceItem.kt
index 2ff72f3988..4d0b9f383b 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/migration/SourceItem.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/migration/SourceItem.kt
@@ -7,8 +7,6 @@ import eu.davidea.flexibleadapter.items.AbstractSectionableItem
 import eu.davidea.flexibleadapter.items.IFlexible
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.source.Source
-import androidx.recyclerview.widget.RecyclerView
-import eu.davidea.flexibleadapter.items.IFlexible
 
 /**
  * Item that contains source information.
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/recent_updates/DateItem.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/recent_updates/DateItem.kt
index 57732c4592..e621eec2c3 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/recent_updates/DateItem.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/recent_updates/DateItem.kt
@@ -9,9 +9,7 @@ import eu.davidea.flexibleadapter.items.AbstractHeaderItem
 import eu.davidea.flexibleadapter.items.IFlexible
 import eu.davidea.viewholders.FlexibleViewHolder
 import eu.kanade.tachiyomi.R
-import java.util.*
-import androidx.recyclerview.widget.RecyclerView
-import eu.davidea.flexibleadapter.items.IFlexible
+import java.util.Date
 
 class DateItem(val date: Date) : AbstractHeaderItem<DateItem.Holder>() {
 
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/recent_updates/RecentChapterItem.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/recent_updates/RecentChapterItem.kt
index 90a03bfc04..ba0d0098e0 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/recent_updates/RecentChapterItem.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/recent_updates/RecentChapterItem.kt
@@ -9,8 +9,6 @@ import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.database.models.Chapter
 import eu.kanade.tachiyomi.data.database.models.Manga
 import eu.kanade.tachiyomi.data.download.model.Download
-import androidx.recyclerview.widget.RecyclerView
-import eu.davidea.flexibleadapter.items.IFlexible
 
 class RecentChapterItem(val chapter: Chapter, val manga: Manga, header: DateItem) :
         AbstractSectionableItem<RecentChapterHolder, DateItem>(header) {
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/recently_read/RecentlyReadItem.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/recently_read/RecentlyReadItem.kt
index 07f25b644a..633903fd52 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/recently_read/RecentlyReadItem.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/recently_read/RecentlyReadItem.kt
@@ -7,8 +7,6 @@ import eu.davidea.flexibleadapter.items.AbstractFlexibleItem
 import eu.davidea.flexibleadapter.items.IFlexible
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.database.models.MangaChapterHistory
-import androidx.recyclerview.widget.RecyclerView
-import eu.davidea.flexibleadapter.items.IFlexible
 
 class RecentlyReadItem(val mch: MangaChapterHistory) : AbstractFlexibleItem<RecentlyReadHolder>() {