![]() ![]() ![]() Press the Power button again to turn on the Mac, then press and hold the Power Button (Apple Silicon) or Command+R (Intel Mac) until you boot the Mac into MacOS Recovery mode.Shut down the Mac by holding the Power button down for 10 seconds until the Mac is off.You should have a backup available of your data, so that you do not lose anything important in this process. Fortunately you can choose to just reinstall the system software itself. ![]() Rarely, macOS needs to be reinstalled on the Mac. From the MacOS Recovery menu, choose “Disk Utility” and select your hard drive, and choose to Repair the startup disk.Press the Power button again to turn on the Mac, then press and hold the Command+R until you boot into MacOS Recovery mode.Shut down the Mac by holding the Power button down for 10 seconds until the computer turns off.Sometimes the prohibitory symbol shows up due to boot error, or an error after a system software update (automatic or otherwise). Nonetheless, there are other reasons this symbol can appear too, and sometimes it shows up erroneously as well. The most common reason Mac users encounter this error is when attempting to use a bootable macOS installer drive, or an external boot disk, and the MacOS version is not capable of running on the particular Mac.įor example, if you attempt to use a macOS Monterey boot disk on a new Mac, it will not run but instead will show the circle with a line through it symbol on a black screen during system start. Disconnect All External Boot Disks or Installer Disks There are a few reasons why the Mac may boot into a black screen with a prohibited symbol. ![]() Troubleshooting Mac Booting to Prohibited Symbol / Circle with Line Through It What the circle with a line through it means is that the Mac has found an operating system that is not compatible with the Mac itself, therefore it can’t boot MacOS. What does a Mac booting into a circle with line through it mean? The Mac circle with a slash through it symbol looks kind of like this emoji, except it’s grayscale: □ If you encounter a Mac booting into a circle with a line through it, read along to understand what is happening, and how to resolve the problem. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |