Command and R keys might fail to carry out the restoration mode of the Mac as a result of wi-fi keyboard points or flawed combos of keys/energy buttons used. Furthermore, the corrupt NVRAM may trigger the error below dialogue.
The difficulty arises when the consumer tries to make use of the restoration mode of his Mac however the system begins within the regular mode. The difficulty is just not restricted to a specific mannequin and yr of Mac.
Earlier than beginning the troubleshooting course of to drive Mac into the restoration mode, ensure there isn't a firmware password in place, if that's the case, then take away the password as you won't be able to make use of the restoration choices if the firmware password is in place. Furthermore, the restoration choices are solely obtainable to the Lion macOS or above, so, ensure your system is at the very least Lino macOS, in any other case, carry out a clear set up of the macOS through the use of a DVD or USB drive.
Moreover, will probably be higher to use a Mac keyboard through the troubleshooting course of. Furthermore, energy off your system after which energy it on (not a easy restart) to verify if the problem is of a brief nature. Additionally, ensure the keyboard of your system is working nice. If you're making an attempt to manufacturing facility reset the Mac through the use of a Home windows keyboard, then strive completely different keys to carry out the restoration if the standard Home windows + R keys usually are not working.
Answer 1: Change to a Wired Keyboard
Mac customers often use Bluetooth or a wi-fi keyboard with macOS. However typically wi-fi/Bluetooth keyboard gentle reveals on very late through the boot course of and thus the keys usually are not pressed in-time which can consequence within the error below dialogue. On this case, switching to a wired keyboard might resolve the issue.
- Energy off the Mac and disconnect the wi-fi keyboard from it.
- Now join the wired keyboard and energy on Mac.
- Wait for the system to energy on utterly after which energy it off.
- Now energy on the system and verify in the event you can boot into the restoration mode utilizing the Command & R keys.
Answer 2: Reset NVRAM to the Defaults
NVRAM is liable for many processes through the startup of your system. Chances are you'll encounter the error below dialogue if the NVRAM of your system is corrupt. On this state of affairs, resetting the NVRAM to the defaults might resolve the issue. This technique might not apply to all customers.
- Energy on your Mac after which shut all of the purposes.
- Now launch Finder and open Utilities.
- Now open Terminal after which enter the next command:
sudo nvram -c
- Now press the Enter key after which key-in your password.
- Then enter the next within the Terminal:
sudo shutdown -r now
- Now press the Enter key and the system will restart.
- Wait until the system is powered on after which energy it off.
- Now energy on the system and verify if the problem is resolved.
Answer 3: Strive Completely different Combos of Energy On Buttons and Command + R Keys
Chances are you'll encounter the problem at hand if the keys and the power-on buttons sequence to go to the restoration mode is completely different than the one you are attempting to make use of. On this case, making an attempt the combos talked about beneath might resolve the issue.
Carry out A number of Faucets on the Keys
- Energy in your Mac and double-tap the Command + R keys (when the startup sound is heard) to verify if the problem is resolved.
- If not, energy off the Mac.
- Now energy on the system and repeatedly press the required keys until the system boots into the restoration mode.
Press and maintain the Command + R Keys
- Energy off your Mac.
- Then press the swap on the wi-fi keyboard to energy it off.
- Now energy on the keyboard after which instantly energy on the Mac.
- Now shortly maintain the Command + R keys and verify if the restoration choices are proven.
Press the Keys After the Inexperienced Gentle Flashes
- Energy off your system.
- Now energy on the system and press the required keys (after the inexperienced gentle flashes). Then verify in the event you can boot into the restoration mode.
Maintain the Keys and Energy Buttons
- Energy off the Mac.
- Now, press and maintain the facility button of your system, Command and R keys for about 6 seconds.
- Now launch the energy button of your system whereas maintaining maintain of the stated keys and verify in the event you can boot into the restoration mode.
Press the Keys Earlier than Powering on the System
- Energy off your Mac. Now press the Command + R keys after which hit the energy key of your keyboard.
- Shortly, energy on the Mac and hit the energy key of your keyboard once more to verify if the problem is resolved.
Press the Keys After NumLock Flash
- Energy off the Mac. Energy on the Mac after some time and wait till NumLock flashes. Then press the desired keys and verify in the event you can boot into the restoration choices.
Answer 4: Clear Set up the macOS
If the restoration partition is just not preset or put in, then you could fail in addition into the restoration mode utilizing the Command + R keys. On this case, you could have to wash set up the macOS to wipe the Mac with out the restoration mode through the use of an exterior media (like a DVD or a USB gadget). You'll be able to verify if the restoration partition is current by working the next command to launch the Disk Utility within the Terminal:
If the restoration partition is just not there, then observe the steps beneath to wash set up the macOS.
- Insert the set up disk into the DVD drive of your system.
- Now restart your system after which press the C key through the boot course of.
- Then on the second web page of the set up, the place the pull-down menu seems, choose the Utilities Menu after which both attempt to carry out a restore of your system or reformat it to eliminate the problem.
When you've got lately switched your SSD or HDD, then the older disk may need the restoration disk. And if that disk is out there, then use that disk to carry out the restoration operation.
If nothing has helped you to this point, attempt to carry out an Web restoration (Command + Possibility + R keys) of your system (plug your system on to the router). If the problem persists, then go to the Apple retailer for superior troubleshooting.