Resetting the NVRAM has been covered in one of our tutorials so to reset NVRAM, just follow the link ) and you will learn how to do it. Mac stores information settings on the NVRAM (Non-volatile Random Access Memory) and resetting it is also important before a complete wipe of your Mac. This will enable you to completely sign out of iMessage and you will no longer be able to access it from your Mac. You will see Enable this account box checked. Select the account you want to disable.ģ. If you have several accounts, they will be listed on the left side of the window. Click on Messages and choose Preferences.Ģ. In order to back up Mac with Time Machine to an external hard drive,ġ. Back up Mac with Time Machine to an External Hard Driveīacking up is the first and most important thing to do when you consider wiping your Mac computer because your Mac may content data you may not want to lose especially in a case where you purchased a new computer and will need to perform a restore, you need to perform a system upgrade or downgrade as you will need to restore it after reinstalling macOS or you may want to safeguard your data for any other reason. To-do List before Learning How to Wipe a Mac for Resale/New User A. No matter the reason, there are some things to do before wiping your Mac computer in order to protect your information and privacy. These are some reasons that may cause you to wipe your Mac computer clean. Reinstall of MacOS: Whether your want to perform an upgrade or a downgrade of your Mac Computer’s OS to enjoy new features or to return to a compatible version of macOS for your Mac, wiping your Mac clean is necessary. In this case, a thorough wipe of your Mac can solve the problem so that you may start over.Ĥ. Increase your Mac Computer’s speed: Sometimes you may be experiencing slow processing on your Mac computer which may not necessarily be a system problem but comes as a result of the life span of your Mac. Arrange a System software problem: At times a messed up system can be fixed only by wiping your Mac computer clean because it ensures everything is removed including potential viruses and other malware that may have been causing harm to your computer’s system.ģ. Information most of the time is confidential and in order to prevent misuse of personal information by another person, wiping your Mac’s computer is necessary.Ģ. Keep your data Safe: This is handy in a situation you want to learn how to wipe a mac for resale, you are passing your Mac down to another relative or you just want to dispose of your Mac.
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