Perhaps, the two Macintosh HD icons pop up on your new Mac desktop after you've used aMac disk clonetool to duplicate everything on your old Mac to the new one. Or, thetwo Macintosh HDs appear after a clean installor using Migration Assistant totransfer files from Mac to Mac. Why do ...
Start up from macOS Recovery Option-⌘-R Upgrade to the latest macOS compatible with your Mac. In Disk Utility>View, select Show all Devices, highlight the top left entry. Run Disk First Aid on every listing on the left. APFS won't work for Sierra or earlier, Sierra or earlier needs...
If you can point me to a driver that you know should do one or both of these things, then I'll try it and if it still doesn't appear to be working I'll do another SSU scan so that you can check that I have the correct driver installed. The TV settings for PC A...
Method 2. Back-Up Your Mac If the First Aid utility doesn't work, you need to delete the unused or duplicate partition. Before doing so, you need to have a backup of your Mac data. With the erase of the volume partition, your data saved on that volume will get deleted. So, to pr...
1. Are you Administrator on this computer? 2. In order to get better information about your system, please download the Intel System Support Utility (SSU). Run the SSU scan (check "Everything") and save the results. The .txt file with the results please att...
Sometimes, smooth downloading doesn't guarantee a perfect installation, as you may get stuck on "Setting Up Your Mac." In this case, you will likely receive an error notification saying, "macOS Big Sur cannot be installed on Macintosh HD." or "the update cannot be installed on this compute...
Disk monitor AAM Command line parameters Support for external drives (health, temperature) Temperature statistics S.M.A.R.T self-test Device statistics Check health status of multiple drives // Important Data Indicators // Read Error Rate (<) ...