How to delete or move out encrypted files?
Go to File Manager>File safe>find the files you want to delete(move out)>touch Edit at the upper right corner>select the files>click Delete(Move out) to delete(move out) them.
For Funtouch OS 2.6 and lower version, the files need to be decrypted firstly. Go to i Manager>Privacy>find the files you want to delete>touch Edit at the upper right corner>select the files>click Decrypt (to move out them), then you can delete them in File Manager.