You should sign out of iCloud, iMessage and other personal information which are connected to the Mac to avoid complications when you use them on your new one.

You should also deauthorize any third-party apps’ accounts that are linked to your Mac. Then enter your Apple ID and password when prompted. From the menu bar at the top of your Mac screen, choose Account > Authorizations > Deauthorize This Computer. To deauthorize your Mac from your iTunes account, open iTunes. By the way, if you have bought a new Mac, you can move all files from your old one to the new one. Or you can use some paid third-party apps like SuperDuper or Carbon Copy Cloner to clone your internal Mac hard drives to an external hard drive. If there are some precious files you want to keep, just move them all to an external hard disk or upload them to online cloud storage services. When you restore your Mac to factory settings, you will wipe out all of the data on your hard drive. To start wiping a Mac, make sure that you have backed up all Mac files elsewhere.

How to Compress Files and Folders on Mac.

Below are some articles that help you better organizing them. Note: Cisdem Duplicate Finder is also available for Windows PC.Īnd you can use Finder to organize your documents, media, folders, and other files manually. Click each duplicate file to preview, then select the ones you want to delete and hit “Delete” button to remove them permanently, or move them to folder or Trash.

After scanning, it will show all duplicates and classify them into 7 categories and show in tab view.

Add your whole Mac hard drive to the app, and click “Scan” to locate all duplicate files.

Download free trial of Cisdem Duplicate Finder below.

You need a third-party duplicate file finder like Cisdem Duplicate Finder to clean up duplicate photos, videos, documents, music, archives, etc.

Before you backup your Mac, you should delete duplicate files and manage your files primarily to save your hard drive space. Since wiping a Mac can erase every file, so backup is needed.

How to erase imac