If your Mac is paired with a Bluetooth keyboard, mouse, trackpad, or other Bluetooth device that you plan to keep, you can unpair it. Optional: Unpair Bluetooth devices that you’re keeping Learn more about resetting NVRAM or PRAM. This clears user settings from memory and restores certain security features that might have been altered. Shut down your Mac, then turn it on and immediately press and hold these four keys together: Option, Command, P, and R. If you're using OS X Mountain Lion or later, open the Messages app, then choose Messages > Preferences from the menu bar. Your iCloud data remains in iCloud and on any other devices that are signed in to iCloud with your Apple ID.

You can click Keep a Copy, because you're erasing your Mac later. You will be asked whether to keep a copy of your iCloud data on this Mac. If you're using macOS Mojave or earlier, choose Apple menu  > System Preferences, click iCloud, then click Sign Out. Select Overview in the sidebar, then click Sign Out. If you're using macOS Catalina or later, choose Apple menu  > System Preferences, then click Apple ID. Learn more about deauthorizing computers used with your iTunes account. Then enter your Apple ID and password and click Deauthorize. From the menu bar at the top of the screen or iTunes window, choose Account > Authorizations > Deauthorize This Computer. If you're using macOS Mojave or earlier, open iTunes. Sign out of iTunes in macOS Mojave or earlier Make sure that you have a current backup of your important files. Moving to a new Mac? Before taking these steps, you can use Migration Assistant to move your files from the old Mac to your new Mac. Memory Clean is available from the App Store or several download sites, and installs easily.

Memory Clean is an app for cleaning up your Mac OS X device memory at intervals.

This app can replicate the feeling of restarting the new system.

Memory Clean 3 cracked is a Mac cleaning software, you can make a cleaning plan yourself, it will clean up your computer very clean, you can also clean up the cache memory in your game, very good!! Features: Memory Clean 3 is an absolutely gorgeous, powerful, and very smooth application that can optimize your Mac memory.

You’ve probably heard “Remove your cache” as a web browser troubleshooting tip.

Mac memory cleaner with maintenance