If you don't have Play Store, you can download Titanium Backup from here : https://bit.ly/2BOJEUE

Titanium Backup has been updated to v8.2.1

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  • Mea culpa: the previous release had lots of issues due to the forced Android SDK 26 migration.
  • Added support for write-protecting backups on DocumentsProvider.
  • Fixed failure to restore apps in interactive mode (free version) on Android 8.0+ devices.
  • Fixed scheduled jobs not running on Android 8.0+ devices.
  • Fixed notifications not appearing on Android 8.0+ devices.
  • Fixed FC when sharing a backup on Android 7.0+ devices.