Time machine permission

Time Machine uses Access Control Lists (ACLs) for advanced permissions. Two such permissions are:

Time machines have two types of Permissions
● You cannot use the "rm" terminal command to delete backups items. As noted above, delete files from within the Time Machine application or delete a temporary lidated backup folder.

You cannot use the "rm" command to use the DELETE command on the terminal. You can delete files in the time machine application or directly Delete the organized backup folder.
● You do not have write access to backup items. If you want to change a file, change the original, not the backup.

You do not have the write permission for the backup file. If you want to change the file, you can only change the original file, not the backup file