Solution:
- Set up a temporary server and install Vault Server on it.
- Restore the (old) Vault backup where the file (version) did exist.
- Log in to the temporary Vault and download the missing files (versions).
- Check the files into the production Vault Server.
How do I recover photos from photo vault app?
Use Android Data Recovery Software
- Download and Install Stellar Data Recovery for Android on a Windows PC.
- Connect Android phone to the PC, and run the software.
- From 'Select What to Recover' screen, select Photos, and click Next.
- When 'Scan Device to Recover Data' screen appears, click Next.
How do I recover my vault password?
In the Vault screen, tap the Menu icon , and then tap Settings. In the Settings screen, tap Vault. In the Vault screen, tap Reset Password.