Immediately after pressing the power button to turn on your Mac, hold down Command-R to install the latest macOS that was installed on your Mac, without upgrading to a later version.Once you’re confident that there are no important data left to back up on your Mac, you’re ready to begin the reinstall process: You can later use your backup copy to restore your computer to its original configuration, all your data, applications, and settings included. Last but not least, there are also partition and disk imaging tools like Clonezilla, which make it possible to create a backup copy of the entire system drive. Even after a complete system wipe, your files will still be available online, and you can easily synchronize them with your computer, or any other device you own. Various cloud-based file storage solutions, such as iCloud, OneDrive, Google Drive, or Dropbox, can be used as versatile alternatives to traditional backup tools. This backup software application was introduced in Mac OS X Leopard, and it creates incremental backups of files that can be restored at a later date, allowing users to restore the whole system or specific files from the Recovery HD or the Install DVD. There’s nothing worse than wiping all data from the disk only to remember after a few days or weeks that you’ve deleted an important note with a password reminder to your Bitcoin wallet or a video of your newborn child.Īs a Mac user, you can use one excellent backup tool that’s already present on your computer: Time Machine. We understand that you’re anxious to reinstall your Mac and see it perform as if it were brand-new, but there are some things we need to go through first to ensure a smooth reinstall, the chief among which is the creation of a proper backup.Įven if you’re convinced that there are no important files on your Mac computer, we highly encourage you to create a backup anyway. Best of all, it’s actually very easy to Mac reinstall operating system, and we’ll show you how to do it in this article. Yes, you will have to spend some time installing your favorite applications and configuring everything to your liking, but you’ll be rewarded for your effort with a stable, fast, and, above all, fresh computer that doesn’t feel like a punishment to use. Is your Mac acting up? Then it might be the right time to reinstall Mac OS X and start from scratch.
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