Yes, you can delete your old iOS backup from your Mac. Deleting these backups will help regain gigabytes of wasted SSD space and will also optimize Mac.
Summary: Old iOS backups eat up a lot of drive space in your MacBook SSD and even hard drives. You must remove these backups to ensure your Mac storage drive has ample free space and the system functions ideally.
Delete backups Open the Finder. Click your device. Under the General tab, click Manage Backups to see a list of your backups. From here, right-click on the backup that you want, then select Delete or Archive.
Don't. You have no idea what you'll be deleting, and you'll likely corrupt the entire Time Machine backup, rendering it useless. Instead, use a utility like GrandPerspective or OmniDiskSweeper to identify folders or files that are both large and unnecessary.
You have to follow the below guide to delete the Mac Time Machine backup.
Restoring a backup from iTunes or iCloud will completely erase the data of the current device, replacing it with the backup. In short, everything that's not in the backup will be deleted. Any photos that are on your current device will be erased when you restore the backup.
Step 1: Open the Settings menu.
Delete backups and turn off iCloud Backup for your device
Helpful answers
Answer: A: If you delete an iOS device backup file from your Mac, the photos from your Photos Library on your Mac will not be deleted. The device backups are stored separately. But before you delete the backup, check, if your photos are really still on your Mac.
First, connect your iPhone or iPad to your Mac, open the Finder app, and select the device from the sidebar. Here, click on the “Manage Backups” button. The popup will now list all the iPhone and iPad backups on the Mac. Select a backup you want to delete, then click on the “Delete Backup” button.
Open iTunes and choose iTunes > Preference > Devices.How to manage iOS backup files though iTunes
Answer: A: Answer: A: Deleting a backup deletes the backup only from the iCloud storage, not anything on the iPhone.