AuthorStephen ArchivesCategories |
Back to Blog
Check For Problems On Mac10/10/2021
To check CPU usage on Mac, use the default Apple utility Activity Monitor. On Mac and recover data from unbootable Mac.How tos Common macOS Catalina Problems and Solutions: 11 Key Errors and. This powerful Mac data recovery tool can easily recover photos, videos, documents, etc. If you didn't backup data and unfortunate lost data after MacOS Big Sur update, don't worry try 4DDiG for Mac Data Recovery.
![]() ![]() Check For Problems On Mac And RecoverIf not, check the file content and decide if you can delete it.Result 3: Get "The underlying task reported failure" errors.It means the disk has not been fully repaired. Check each of them to see if you can replace or recreate it. Click the Show details to view.Result 1: Nothing is wrong or no errors needed to be repaired.Then you will receive message like "The volume (the name of disk) appears to be OK".Result 2: You will get "overlapped extent allocation" errors.It means two or more files occupy the same space on your disk. But in order to make full use of it via command line, you should enter Mac single user mode.Turn on your Mac computer. Or if the errors cannot be repaired because of physical damage, you will need to replace the old damaged disk.Note: Besides disk repair, you could also use Disk Utility in OS X recovery mode to wipe, or restore or partition disk.Way 2: Repair Mac Hard Disk in Single User ModeBesides Disk Utility in Mac recovery boot, there is also a built-in disk diagnostic and repair program called fsck or file system consistency check, which could verify the current startup disk and repair it. If it cannot be done, make a backup of your data and then reformat the disk, and reinstall macOS. Now right after the root# prompt, enter the following command and press Return key.Wait for it to check your Mac's hard drive, such as check extents overflow file, catalog file, multi-linked files, catalog hierarchy, extended attributes file, volume bitmap or information. Now you have successfully access Mac in single user mode and just wait for it starting fully about few seconds.Step 2: Check and repair current startup disk.Generally, the last line should end in root# if Mac has booted successfully in single user mode. Until you see a text-code black screen, release the keys. More details, please go for passage about how to reset Mac admin password if forgot. Then your Mac will restart normally from hard drive.It is worth mentioning that forgotten Mac admin password can be reset in recovery mode and single user mode. Then you will see the root# prompt again.Step 3: Reboot Mac and exit single use mode.Enter the command " reboot" and press Return key again.
0 Comments
Read More
Leave a Reply. |