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

Titanium Media Sync has been updated to v2.4.1.1

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  • Fixed SFTP connection failure with non-UNIX servers that occurred with TMS 2.4.1. Now server authentication is *disabled* by default. If your server supports it, we recommend that you enable it in the SFTP account settings.
  • Upgraded FTP/SFTP/FTPS code.