This quick cleaning is helpful when you’re sure that there are no vital files left in the Trash. You can clean out Trash files without using the mouse by pressing the “ Shift + Option + Command + Delete” keys. Warning: This may cause data loss hence, backup your Mac before proceeding. Next, go through the various methods below to achieve the Mac clean-up task. Then, wait till Time Machine performs incremental backup of your Mac hard drive or SSD. So, before you clean your macOS Catalina or an earlier version, click the Time Machine icon from the menu bar and select Back Up Now to back up your start-up disk. You won’t regret cleaning up pools of unwanted files from your macOS Catalina, as doing so optimizes your Mac performance instantly and lets you reclaim the storage drive space.īut you may find it difficult to distinguish between essential and unwanted files and accidentally remove crucial files in the clean-up process, resulting in data loss. Back Up Your Mac and Fresh Install macOS.Uninstall Useless Applications from Mac.Remove Unwanted Files from Download Folder.Then, to save your time and effort, leverage SpeedUp Mac 30-days free trial software for cleaning Mac disk drive.

This blog shares various ways to clean up macOS Catalina (Big Sur and earlier versions). Summary: Is your macOS Catalina running slowly on MacBook Air, MacBook Pro, or iMac? Perhaps, the storage space is running out of free space.

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