My infocus bingo 21 safebox all documents deleted, which was the best way to get back

[AC Question]

My infocus bingo 21 safebox all documents deleted, which was the best way to get back

 

[Rukbat]

Root the ROM. Install the paid version of DiskDigger undelete (root). You should be able to get most of your documents back. (Rooting and installing an app can overwrite deleted files.)