How Do I Delete Time Machine Backups on My Mac?
Generally, Time Machine automatically deletes old backups.
However, if you better delete your backup manually, here’s what to do.

Scroll through the backups and find the one you wish to delete.
hit the ellipsis above the folder contents.
type your password to confirm the deletion.

How Do I Delete All My Time Machine Backups?
If you want to delete all your backups, you don’t need to do it date by date.
Here’s how to delete all your Time Machine backups at once.

Find the location where your Time Machine backup is stored.
This may be on on an external hard drive or on a different internal hard drive.
Navigate to the Backups.backupdb folder to find the files.

How Do I Delete My Time Machine Backups Via a online grid Drive?
Here’s how to access it.
Find the file on the external hard drive.
Double hit the sparsebundle file and wait for it to mount onto your Mac.
Double opt for new location under Locations.
Browse the location to find the files you wish to delete.
Right-choose the file or subfolder of the date you wish to delete, and clickDelete.
How Do I Delete My Time Machine Backups Via Terminal?
Here’s how to delete individual backups using Terminal.
Typetmutil listbackups
You may need to grant Full Disk Access in Security & Privacy preferences first.
it’s possible for you to now see a list of backups.
Typesudo tmutil deletefollowed by the path to the backup.
This will change depending on where the file is stored.
Is It Okay to Delete Old Time Machine Backups?
Time Machine does a fairly good job of maintaining itself.
To do so, follow one of the above steps.
For the most part, it’s wise to leave Time Machine alone if your backups are important.
FAQ
Time Machine backs up the entire contents of your gear.
Another way to put your Mac’s contents on an external drive involves Disk Utility.
Connect your hard drive and then cycle your Mac while holdingCommand+R.
Open Disk Utility, pick the drive, and then go toEdit>Restore.