- MAC OS VOLUME COULD NOT BE UNMOUNTED INSTALL
- MAC OS VOLUME COULD NOT BE UNMOUNTED UPDATE
- MAC OS VOLUME COULD NOT BE UNMOUNTED FREE
- MAC OS VOLUME COULD NOT BE UNMOUNTED MAC
MAC OS VOLUME COULD NOT BE UNMOUNTED FREE
In this case, you can try to free up some storage space on your Mac.ġ) Delete all the files that you no longer need: you can move those files to the Trash, then empty the Trash.
MAC OS VOLUME COULD NOT BE UNMOUNTED MAC
If there’re not enough available storage on your Mac for update, the error may also happen. If unfortunately, you tried all the above methods, but to no avail, don’t give up hope.
MAC OS VOLUME COULD NOT BE UNMOUNTED UPDATE
You’ll see the login screen displaying with the Safe Boot character.ģ) On the Home screen of your Mac, click Go, then select Utilities.ĥ) Click First Aid, then Run to start to check the volume for errors.Ī) Choose your main HDD as the volume to be repaired if you have not only one volumes on your Mac.ī) Click Continue if you see the prompt saying First Aid needs to temporarily lock the boot volume.Ħ) First Aid will then check the volume for errors and repair the volume if necessary.ħ) Once the repair has completed, rerun the macOS update program or the reinstall process and see if you get out of the error message. Immediately, press the Shift key, your Mac will then boot into Safe Mode.Ģ) Log in the system using your credentials. Once you do, hold down the power button to turn on your Mac. You can follow this method to run the Disk Utility to check for errors and repair the volume if necessary.ġ) Hold down the power button to shut down your Mac. When there’s any error occurring in your Mac’s volume, you may also receive this error. Fix 4: Run Disk Utility’s First Aid in Safe Mode If it doesn’t, please try again.Ģ) Select your language and then click the continue button.ģ) Select Restore From Time Machine Backup, then Contimue.ĥ) Select Time Machine Backups, then Continue.Ħ) Select the most recent backup, then Continue. Your Mac will then boot into macOS Utilities. Release the button when you see the Apple logo. Immediately, hold down the Command key and R together. When you macOS stuck in macOS could not be installed on your computer, you can boot your Mac into the Recovery Mode to restore from Time Machine.ġ) Hold down the power button to shut down your Mac.
MAC OS VOLUME COULD NOT BE UNMOUNTED INSTALL
Then you can try to reinstall macOS or install the updates again. Immediately, hold these four keys together: Option, Command, P and R for about 20 seconds.Ģ) When your Mac finishes starting up, you can go to System Preferences to adjust any settings that were reset, like startup disk selection, display resolution or time zone. If this is the case, you can try to reset your Mac’s NVRAM to solve the problem.ġ) Hold down the power button to shut down your Mac. If the starup settings stroed in NVRAM is wrong, you might get the macOS could not be installed on your co mputer error. NVRAM (nonvolatile random-access memory) is a small amount of memory that your Mac uses to store settings(like start-up disk selection, time zone, display resolution and so on)and access them quickly. Then set the date and time to correct ones.ĥ) Tick on Set date and time automatically. If it doesn’t match, click the lock to enable to make changes. Once you do, hold down the power button to turn on your Mac.Ģ) On your desktop, click the System Preferences icon.Ĥ) See if the date and clock match your current timezone. Follow to check the date and time on your Mac:ġ) Hold down the power button to shut down your Mac. The macOS could not be installed on your computer error is probably caused by the wrong time or date on your Mac. Fix 1: Check the Date & Time are on Set automatically Important: Before you go, remove the macOS install drive(if you insert one before) from your Mac. Whichever you’re experiencing, you’ll probably fix it with one or more methods below. The path /System/Installation/Packages/OSinstall.mpkg appears to be missing or damaged. And below “macOS could not be installed on your computer” you’re prompted with more details, it could be one of the followings: You may probably encounter this error when reinstalling your macOS, installing updates or even just turn on your Mac. Roll your sleeves up to follow this guide to troubleshoot the problem on your Mac. If you’re on macOS, and you’re seeing the warning saying macOS could not be installed on your computer that looks like the image above, it can be super frustrating.