Alternatively referred to as Cmd+R, Command+R is a keyboard shortcut most often used to refresh the page in an Internet browser.Command+R in Microsoft PowerPoint. Command+R in Word and other word processors. Related keyboard shortcuts and keys.
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What is Command +R on Mac?
How to start up from macOS Recovery
| Command (⌘)-R | Option-⌘-R | Shift-Option-⌘-R |
|---|---|---|
| Reinstall the latest macOS that was installed on your Mac (recommended). | Upgrade to the latest macOS that is compatible with your Mac. | Reinstall the macOS that came with your Mac, or the closest version still available. |
How do you press Command R on a Mac?
Here is how to boot into Recovery Drive on an Intel Mac:
- Shut down your Mac.
- Hold down the Command and R keys down and press the Power button.
- Keep holding Command and R until the Apple logo appears on the screen.
- You should see a screen saying macOS Utilities (or if your Mac is older, OS X Utilities).
How do I start my Mac in recovery mode?
Reboot your Mac. Hold down Option/Alt-Command-R or Shift-Option/Alt-Command-R to force your Mac to boot into macOS Recovery Mode over the internet. This should boot the Mac into Recovery Mode.
Is Nvram safe to reset?
In the instance that PRAM/NVRAM information has become corrupted, resetting the PRAM/NVRAM may be a necessary solution. Unless reset, your Mac may use the incorrect settings, behave abnormally, or not even start up! We recommend a wired keyboard since wireless keyboards don’t always work for NVRAM resets.
Why does my Mac have Macintosh HD and Macintosh HD data?
Answer: A: That’s normal. The Mac HD – Data volume is where your files and apps are kept and you have access to them just like the older system volumes. The Macintosh HD volume is where the system and system support files are kept and the user has no access to them.
Will reinstall macOS delete my files?
2 Answers. Reinstalling macOS from the recovery menu does not erase your data.
How do I turn off internet Recovery on Mac?
Answer: A: Restart the computer holding down the command – option/alt – P – R keys before the gray screen appears. Continue to hold until you hear the startup chime for the second time. Try a SMC reset.
Why is my internet Recovery Slow Mac?
It’s not just your Wi-Fi connection that’s the issue, it’s your internet download speeds. macOS Recovery. requires a broadband high speed connection. If it’s less than 10mbps, you may have a difficult time using macOS Recovery.
How long does macOS recovery take?
5) After your Mac has connected to the Wi-Fi network, it’ll download a recovery system image from Apple’s servers and start from it, giving you access to the recovery tools. Depending on your Internet connection, this may take anywhere from a couple of minutes to up to an hour, or longer.
How do I restore my Mac using Disk Utility?
Restore a disk using Disk Utility on Mac
- In the Disk Utility app on your Mac, choose View > Show All Devices.
- In the sidebar, select the volume you want to restore, then click the Restore button .
- Click the Restore pop-up menu, then choose the volume you want to copy.
- Click Restore, then click Done.
How do I restore my Mac Air to factory settings?
How to reset a MacBook Air or MacBook Pro
- Hold down the Command and R keys on the keyboard and turn on the Mac.
- Select your language and continue.
- Choose Disk Utility and click Continue.
- Choose your startup disk (named Macintosh HD by default) from the sidebar and click the Erase button.
How do you zap a PRAM?
Shut down your Mac, then turn it on and immediately press and hold these four keys together: Option, Command, P, and R. You can release the keys after about 20 seconds, during which your Mac might appear to restart. On Mac computers that play a startup sound, you can release the keys after the second startup sound.
How do I know if PRAM has been reset?
How do you know if your PRAM is reset? On older Macs, you will hear the second startup chime when your PRAM has been reset. Whereas, on newer Macs with T2 Security Chip, the Apple logo will appear and disappear for the second time. Thus, signaling that the PRAM has been reset.
How do I know if Mac has T2 chip?
Press and hold the Option key while choosing Apple menu > System Information. In the sidebar, select either Controller or iBridge, depending on the version of macOS in use. If you see “Apple T2 chip” on the right, your Mac has the Apple T2 Security Chip.
What happens if I delete Macintosh HD?
You won’t lose your own files, or apps that you might have installed. This reinstall just copies a fresh set of your operating system files. Then, restarts, finishes the install with those downloaded files. The install process might take more than 30 minutes, but you should boot back into your hard drive, no harm done.
What happens if I delete Macintosh HD data?
Do you mean you erased the Macintosh HD – Data volume or that you deleted the volume in Disk Utility? If the former, then the volume is still present. You can restore its content from your backup. However, if it’s the latter, then you need to reinstall macOS.
Do I delete Macintosh HD or Macintosh HD data?
To perform a clean re-install in Catalina, once in Recovery Mode, you need to delete your Data volume, that’s the one named Macintosh HD – Data , or something similar if you’re using a custom name, and to erase your System volume.
Will reinstalling macOS remove malware?
Consider a factory reset
If none of the methods above worked, the only way to clear the malware infection is to factory reset your operating system. To do this, hold down Command+R to enter Recovery Mode, wipe the hard drive with Disk Utility, and reinstall macOS.
Will I lose everything if I restart my Mac?
It doesn’t wipe anything, but it empties the active memory (RAM) , which is a first step in trying to clear faults. Quite often a program will get itself confused and a restart will in effect start everything from scratch and clear the problem.
What is the difference between Macintosh HD and Macintosh HD data?
Macintosh HD — The storage drive volume where macOS files and apps are stored.Macintosh HD Data — The storage drive volume where Mac user data is stored. The volume has read-write access, enabling Mac users to manage their files.