Mac Froze. Manual shutdown. Came back with mcOS Utilities On my Mac. I was working with posting a picture on eBay and it froze. Spinning wheel would not stop so I did a manual shutdown and restart. When it reloaded, I got the MacOS Utilities box w
my Mac froze as I would uploading a picture for ebay. Got the spinning wheel. Forced manual shut down and it cam back after reloading with MacOS Utilities. Giving me a choice of 4. I tried restoring from the time machine. No luck. The I went to Reinstall macOS. I got to the Select the disk for installation but it did not give me a choice???
Any help would be appreciated. I have the latest operating system.
Thanks.
Don
iMac (27-inch Mid 2011), iOS 12