How do I reinstall my Mac without a disk?
How to use Internet Recovery to reinstall macOS (Intel Macs)
- Shut down your Mac.
- Hold down Command-Option/Alt-R and press the Power button.
- Hold down those keys until you a spinning globe and the message Starting Internet Recovery.
- The message will be replaced with a progress bar.
How do I reinstall El Capitan without losing data?
How to Reinstall Mac OS?
- Step 1: Backup Files on Mac.
- Step 2: Boot Mac in the Recovery Mode.
- Step 3: Erase the Mac Hard Disk.
- Step 4: Reinstall Mac OS X without Losing Data.
How do I wipe my Mac and reinstall original OS?
Restart your Mac. Choose Apple menu > Shut Down, press and hold the power button until Loading startup options appears, select Options, click Continue, then follow the onscreen instructions. In the Recovery app window, select Reinstall for your macOS release, click Continue, then follow the onscreen instructions.
Can you reinstall Mac without disc?
To reinstall your Mac’s OS without an installation disc you need to firstly make sure that you keep your Mac turned on during the whole procedure, and that your Mac is connected to the internet. Also, it is advised to make a time machine back up of your computer if possible before following the procedure.
How do I restore my Mac without a disk?
Restart your Mac. Choose Apple menu > Shut Down, press and hold the power button until Loading startup options appears, select Options, click Continue, then follow the onscreen instructions. In the Recovery app window, select Reinstall for your macOS release, click Continue, then follow the onscreen instructions.
What do you do if your Mac has no startup disk?
Step 1: Open your Mac and navigate to the Apple menu and then System Preferences.Click Startup Disk.Step 2: Choose the wanted disk by clicking the icon of it and click Restart
How do I reinstall macOS manually?
It is the easiest way to install a fresh copy of an operating system.
- Connect your Mac to the internet via Wi-Fi or Ethernet.
- Click on the Apple icon in the upper left corner of your screen.
- Select Restart from the drop-down menu.
- Hold down Command and R (u2318 + R) at the same time.
- Click on Reinstall a new copy of macOS.
How do I reinstall my Mac without losing data?
Reinstalling macOS does not remove data from your Mac. To begin installation, select Reinstall macOS from the utilities window in macOS Recovery, then click Continue and follow the onscreen instructions
Will I lose my files if I reinstall macOS?
macOS Recovery keeps your files and user settings intact when reinstalling. Important: Your computer must be connected to the internet to reinstall macOS.
Will I lose my files if I upgrade to El Capitan?
No. Upgrading your operating system doesn’t wipe your hard drive. If you’re still worried something might happen though, you can back up all your files to an external drive before you install El Capitan.
What will happen if I reinstall macOS?
It does exactly what it says it reinstall macOS itself. It only touches operating system files that are there in a default configuration, so any preference files, documents and applications that are either changed or not there in the default installer are simply left alone.