diff --git a/app/src/main/java/org/mozilla/fenix/wallpapers/WallpaperManager.kt b/app/src/main/java/org/mozilla/fenix/wallpapers/WallpaperManager.kt
index 0f6db9f7b..2bf16a3b9 100644
--- a/app/src/main/java/org/mozilla/fenix/wallpapers/WallpaperManager.kt
+++ b/app/src/main/java/org/mozilla/fenix/wallpapers/WallpaperManager.kt
@@ -14,11 +14,9 @@ import android.graphics.drawable.BitmapDrawable
 import android.os.Handler
 import android.os.Looper
 import android.view.View
-import androidx.appcompat.app.AppCompatDelegate
 import mozilla.components.support.base.log.logger.Logger
 import mozilla.components.support.ktx.android.content.getColorFromAttr
 import org.mozilla.fenix.R
-import org.mozilla.fenix.ext.asActivity
 import org.mozilla.fenix.utils.Settings
 
 /**
@@ -53,42 +51,6 @@ class WallpaperManager(
             wallpaperContainer.background = BitmapDrawable(context.resources, bitmap)
         }
         currentWallpaper = newWallpaper
-
-        adjustTheme(wallpaperContainer.context)
-    }
-
-    private fun adjustTheme(context: Context) {
-        val mode = if (currentWallpaper != defaultWallpaper) {
-            if (currentWallpaper.isDark) {
-                updateThemePreference(useDarkTheme = true)
-                logger.info("theme changed to useDarkTheme")
-                AppCompatDelegate.MODE_NIGHT_YES
-            } else {
-                logger.info("theme changed to useLightTheme")
-                updateThemePreference(useLightTheme = true)
-                AppCompatDelegate.MODE_NIGHT_NO
-            }
-        } else {
-            // For the default wallpaper, there is not need to adjust the theme,
-            // as we want to allow users decide which theme they want to have.
-            // The default wallpaper adapts to whichever theme the user has.
-            return
-        }
-
-        if (AppCompatDelegate.getDefaultNightMode() != mode) {
-            AppCompatDelegate.setDefaultNightMode(mode)
-            logger.info("theme updated activity recreated")
-            context.asActivity()?.recreate()
-        }
-    }
-
-    private fun updateThemePreference(
-        useDarkTheme: Boolean = false,
-        useLightTheme: Boolean = false
-    ) {
-        settings.shouldUseDarkTheme = useDarkTheme
-        settings.shouldUseLightTheme = useLightTheme
-        settings.shouldFollowDeviceTheme = false
     }
 
     /**