Piped does not restore preferences on Firefox for Android

[ApatheticToSocialMedia]

Official Instance

• [x] The bug is reproducible on the official hosted instance, or is API-related.

Describe the bug

Piped fails to import preferences on Firefox for Android.

To Reproduce

1. Load the Preferences page.
2. Change settings.
3. Click on Backup preferences to export preferences into a file.
4. Click on Reset preferences to undo changes.
5. Click on Restore preferences to import preferences file.
6. Check if preferences change accordingly.

Expected behavior

After clicking the Restore preferences button and selecting a Piped backup file, Piped preferences should update accordingly.

Logs/Errors

No response

Browser, and OS with Version.

• Web Browser: Firefox for Android.
• OS: Android OS.

Additional context

No response