version 2.22.2 ~
ON
Display a link when a URL is entered in the cell

Tap the arrow to open the URL in a browser
OFF
Even if a URL is entered, it is displayed as text and not treated as a link

Long tap the file to display the menu
Select “Backup Management” from the menu
Backups are displayed in chronological order, so tap any backup
Tap the menu at the top right of the screen
Select restore
*When restored, the backup data will be overwritten on the original file.
Delete the created backup
*This feature requires an in-app purchase.
Turn on “Automatic Backup” in the settings screen.
You can specify the number of backup generations.
The default is 5, the minimum is 1, and the maximum is 19.
Please note that the more generations you have, the more backups you will need and therefore the more storage will be used.
Creation will take place at the above two times
If there is insufficient storage on the device, backup creation may fail.
Please take sufficient care.
version 2.0.0~
Deleted files will be saved in the Trash.
Notes.
Tap to display the list of files in the trash.
Tap on a file to “Restore” or “Delete” it.
If you choose Restore, the file will be moved from the Trash to the list of files in the app.
Files deleted from the Recycle Bin cannot be recovered.