Download and run Macube Cleaner on your Mac.Ģ. Macube Cleaner can easily delete caches, logs, browsing history, duplicate files and photos, large files, useless apps and more from your Mac. And to reduce the size of your Mac's backup and increase the backup speed, it is recommended to clean useless junk files on your Mac before a Time Machine or iCloud backup. You can wipe a Mac without losing data by using one of the backup methods mentioned above. Learn about the steps to back up a Mac: How to Backup Your Mac with or without Time Machine. Make a copy of your Mac data to an external hard drive with a backup program, such as Time Machine, Apple's built-in backup tool for Mac. Before doing that, make sure your iCloud account has enough free space. that need to be backed up before erasing Mac.īack up your files on Mac to a cloud storage, such as iCloud. It is time-consuming but feasible if you have limited documents, photos, videos, etc. Move everything that are important to you to an external hard drive. Options to back up your Mac before wiping it Therefore, it is necessary to back up your files before erasing your MacBook or iMac. There must be some important files on your Mac. Step 1: Back Up Your Mac Before Factory Reset Step 6: Reinstall macOS on MacBook, iMac.

Step 5: Erase MacBook, MacBook Air/Pro, iMac.Step 4: Remove iTunes Authorization and iCloud Account.Step 2: Completely Delete Private Files.Step 1: Back Up Your Mac Before Factory Reset.

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