How to Enable YouTube’s Dark Theme on Android
Many thanks to xfileFIN on our Discord server for sharing this method with us.
- Make sure you’re up to date on the latest version of the app by downloading it from the Google Play Store above.
- If you haven’t already, download the latest platform-tools for your operating system so you can use ADB.
- Download “YouTubeDarkTheme_XDA.zip” from AndroidFileHost.
- Extract “YouTubeDarkTheme_XDA.ab” from the zip file and place it in the platform-tools folder where the ADB binary is located.
- Open up a command prompt or terminal window in the directory where ADB is located and enter the following command depending on your OS:
Windows Command Prompt:
adb restore YouTubeDarkTheme_XDA.ab
Windows Power Shell:
.\adb restore YouTubeDarkTheme_XDA.ab
macOS Terminal:
./adb restore YouTubeDarkTheme_XDA.ab
Linux Terminal:
./adb restore YouTubeDarkTheme_XDA.ab
- You should see a message telling you to unlock your phone and confirm the restore operation.
- On your smartphone, you should see a fullscreen prompt requesting you approve a “full restore of all data.” Accept it without entering a password (the file we made doesn’t need one). Pressing “Restore My Data” will not wipe or replace any of your phone’s data (except YouTube’s settings, which is our goal here), so don’t worry.
- After a few seconds, the fullscreen prompt should disappear. If you are already in the YouTube app, it should reload with the dark theme present. If you weren’t already in the app, just open it up and it should load with the theme. There’s a small chance YouTube might force close, but this can safely be ignored by just re-opening the app.
- Congratulations, you should now have YouTube for Android’s dark theme enabled! You won’t see the toggle in settings, so if you want to turn off the dark mode you’ll have to clear YouTube’s app data.
We don’t like showing our readers a cool tweak without explaining how it works, so if you’re wondering what in the world we’re actually doing, the next section of the article is for you.
How it works
Every Android application stores their data in a location that’s only accessible to that app. For YouTube, that location is in /data/data/com.google.android.youtube. Within this location is the “shared preferences” folder which contains XML files that hold the app’s settings. The youtube.xml file contains the preferences that define whether the app should display the dark theme (among other things). By default, that preference value is false. Manually modifying this value to be true requires root access because all files within /data (excluding /data/media, which requires the appropriate external storage permissions to read/write) are inaccessible to third-party apps without root. But we can take advantage of built-in, first-party tools to work around that restriction.
The files in the “shared preferences” folder can be backed up manually by ADB or automatically to Google Drive if the app allows it. We can take advantage of the former backup method by preparing our own modified “backup” file to restore that contains a modified youtube.xml with the dark theme preference set to value. That’s exactly what was done here—we took a YouTube ADB backup, unpacked it, modified it, and then re-packed it all using this tool. You can unpack the .ab file we made yourself to verify its contents if you like. Restoring this .ab file overwrites the original youtube.xml file, thus forcing the dark mode value to be set to true.
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