diff --git a/app/src/main/java/eu/kanade/tachiyomi/data/updater/github/GithubService.kt b/app/src/main/java/eu/kanade/tachiyomi/data/updater/github/GithubService.kt
index 3fb00076b..f7359d934 100755
--- a/app/src/main/java/eu/kanade/tachiyomi/data/updater/github/GithubService.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/updater/github/GithubService.kt
@@ -26,4 +26,7 @@ interface GithubService {
 
     @GET("/repos/jobobby04/tachiyomiSY/releases/latest")
     suspend fun getLatestVersion(): GithubRelease
+
+    @GET("/repos/jobobby04/TachiyomiSYPrieview/releases/latest")
+    suspend fun getLatestDebugVersion(): GithubRelease
 }
diff --git a/app/src/main/java/eu/kanade/tachiyomi/data/updater/github/GithubUpdateChecker.kt b/app/src/main/java/eu/kanade/tachiyomi/data/updater/github/GithubUpdateChecker.kt
index 8f43eaa87..aed399d97 100755
--- a/app/src/main/java/eu/kanade/tachiyomi/data/updater/github/GithubUpdateChecker.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/updater/github/GithubUpdateChecker.kt
@@ -3,17 +3,22 @@ package eu.kanade.tachiyomi.data.updater.github
 import eu.kanade.tachiyomi.BuildConfig
 import eu.kanade.tachiyomi.data.updater.UpdateChecker
 import eu.kanade.tachiyomi.data.updater.UpdateResult
+import exh.syDebugVersion
 
-class GithubUpdateChecker : UpdateChecker() {
+class GithubUpdateChecker(val debug: Boolean = false) : UpdateChecker() {
 
     private val service: GithubService = GithubService.create()
 
     override suspend fun checkForUpdate(): UpdateResult {
-        val release = service.getLatestVersion()
+        val release = if (syDebugVersion != "0") {
+            service.getLatestDebugVersion()
+        } else {
+            service.getLatestVersion()
+        }
 
         val newVersion = release.version
         // Check if latest version is different from current version
-        return if (newVersion != BuildConfig.VERSION_NAME) {
+        return if ((newVersion != BuildConfig.VERSION_NAME && (syDebugVersion != "0")) || ((syDebugVersion != "0") && newVersion != syDebugVersion)) {
             GithubUpdateResult.NewUpdate(release)
         } else {
             GithubUpdateResult.NoNewUpdate()
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/main/ChangelogDialogController.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/main/ChangelogDialogController.kt
index 900ca4f54..d9ca78e19 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/main/ChangelogDialogController.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/main/ChangelogDialogController.kt
@@ -9,6 +9,7 @@ import com.afollestad.materialdialogs.customview.customView
 import eu.kanade.tachiyomi.BuildConfig
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.ui.base.controller.DialogController
+import exh.syDebugVersion
 import it.gmariotti.changelibs.library.view.ChangeLogRecyclerView
 
 class ChangelogDialogController : DialogController() {
@@ -17,7 +18,7 @@ class ChangelogDialogController : DialogController() {
         val activity = activity!!
         val view = WhatsNewRecyclerView(activity)
         return MaterialDialog(activity)
-            .title(res = if (BuildConfig.DEBUG) R.string.notices else R.string.changelog)
+            .title(res = if (BuildConfig.DEBUG || syDebugVersion != "0") R.string.notices else R.string.changelog)
             .customView(view = view)
             .positiveButton(R.string.action_close)
     }
@@ -26,7 +27,7 @@ class ChangelogDialogController : DialogController() {
         override fun initAttrs(attrs: AttributeSet?, defStyle: Int) {
             mRowLayoutId = R.layout.changelog_row_layout
             mRowHeaderLayoutId = R.layout.changelog_header_layout
-            mChangeLogFileResourceId = if (BuildConfig.DEBUG) R.raw.changelog_debug else R.raw.changelog_release
+            mChangeLogFileResourceId = if (BuildConfig.DEBUG || syDebugVersion != "0") R.raw.changelog_debug else R.raw.changelog_release
         }
     }
 }
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/more/AboutController.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/more/AboutController.kt
index 122c9b49e..67d34504f 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/more/AboutController.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/more/AboutController.kt
@@ -26,6 +26,7 @@ import eu.kanade.tachiyomi.util.preference.preferenceCategory
 import eu.kanade.tachiyomi.util.preference.titleRes
 import eu.kanade.tachiyomi.util.system.copyToClipboard
 import eu.kanade.tachiyomi.util.system.toast
+import exh.syDebugVersion
 import java.text.DateFormat
 import java.text.ParseException
 import java.text.SimpleDateFormat
@@ -52,8 +53,8 @@ class AboutController : SettingsController() {
 
         preference {
             titleRes = R.string.version
-            summary = if (BuildConfig.DEBUG) {
-                "Preview r${BuildConfig.COMMIT_COUNT} (${BuildConfig.COMMIT_SHA})"
+            summary = if (syDebugVersion != "0") {
+                "Preview r${syDebugVersion} (${BuildConfig.COMMIT_SHA})"
             } else {
                 "Stable ${BuildConfig.VERSION_NAME}"
             }
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsGeneralController.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsGeneralController.kt
index 1b0b39c84..f18f68625 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsGeneralController.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsGeneralController.kt
@@ -19,8 +19,6 @@ import eu.kanade.tachiyomi.util.preference.preferenceCategory
 import eu.kanade.tachiyomi.util.preference.switchPreference
 import eu.kanade.tachiyomi.util.preference.titleRes
 import eu.kanade.tachiyomi.util.system.LocaleHelper
-import exh.ui.lock.FingerLockPreference
-import exh.ui.lock.LockPreference
 import kotlinx.coroutines.flow.launchIn
 
 class SettingsGeneralController : SettingsController() {
@@ -206,7 +204,7 @@ class SettingsGeneralController : SettingsController() {
             defaultValue = false
         }
 
-        preferenceCategory {
+        /*preferenceCategory {
             title = "Application lock"
 
             LockPreference(context).apply {
@@ -244,7 +242,7 @@ class SettingsGeneralController : SettingsController() {
                 titleRes = R.string.hide_notification_content
                 defaultValue = false
             }
-        }
+        }*/
         // <-- EXH
     }
 }
diff --git a/app/src/main/java/exh/Version.kt b/app/src/main/java/exh/Version.kt
new file mode 100644
index 000000000..c4f6f03cb
--- /dev/null
+++ b/app/src/main/java/exh/Version.kt
@@ -0,0 +1 @@
+package exh const val syDebugVersion: String = "0"