How do I reinstall my Mac without losing data?

Reinstall macOS without losing data

1. Restart your Mac into Recovery mode by pressing the Command + R keys while it restarts.
2. You should see a macOS Utilities window with several options.
3. Click on the Reinstall macOS option to start the process.
4. Press Continue to start the reinstall.

How do I reinstall Yosemite?

Navigate to the OS X Yosemite download page by searching the App Store for Yosemite. Once you locate OS X Yosemite, select the Download button. You may be asked to sign in if you haven’t done so. When the download is complete, the OS X Yosemite Install app launches on its own.

Will I lose everything if I reinstall macOS?

Technically speaking, simply reinstalling macOS won’t erase your disk either delete files. You probably don’t need to erase, unless you’re selling or giving away your Mac or having an issue that requires you to wipe.

How do I soft reset my MacBook pro without losing data?

While your computer is restarting and you see the black screen with the white Apple logo, hold down the Command button and R on the keypad at the same time. This will open the Disk Utility window and allow you to erase all of the information.

How do I reinstall Yosemite without Apple ID?

If your Mac shipped with OS X Yosemite installed, hold down Option-Command-R as you turn on or restart your Mac. This will boot Recovery Mode over the Internet. When the main Utilities window appears, select Install OS X to install a fresh copy of Yosemite without needing your Apple ID and password.

How do I reinstall OSX without Internet?

Installing a fresh copy of macOS via Recovery Mode

1. Restart your Mac while holding down the ‘Command+R’ buttons.
2. Release these buttons as soon as you see the Apple logo. Your Mac should now boot into Recovery Mode.
3. Select ‘Reinstall macOS,’ and then click ‘Continue. ‘
4. If prompted, enter your Apple ID.

Will installing macOS Big Sur delete everything?

A clean installation of macOS Big Sur basically means the entire hard drive – including the system itself, all data, all apps, user accounts, literally everything – is erased, and then a fresh clean install of macOS Big Sur is installed onto the Mac.

Does Mac Internet Recovery delete data?

No, doing an Internet Recovery will not erase your hard drive (unless you explicitly choose do to that using Disk Utility ). It will only reinstall the OS for you.