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

Titanium Backup has been updated to v8.3.1.4

  • Removed all SMS/Call log backup/restore features for non-rooted devices, in compliance with Google’s Developer Policy.
  • Removed rooting instructions from the Knowledge Base, in compliance with Google’s Device and Network Abuse policy.
  • Minor bugfixes.