

"In very rare circumstances, such as a power failure during a macOS update or upgrade, a Mac may become unresponsive and so the firmware must be revived or restored," Apple says in a support document.Īll user reports suggest the issue is impacting older MacBook Pro, Mac mini, and iMac models. One possible solution floated on Apple Support Communities is that users may need to revive or restore their Mac's firmware. Hoping to find some solutions tonight to get this resolved in the am. That seems to be running but I'm at a loss as to what to do with the imac. Took a couple tries to get it installed on my 2015 Mac Air. Nothing seems to be working it's just dead. Waited a couple hours and tried to power cycle it. Hey what’s going on with Monterey on my MBP Pro 19? Just installed rebooted and brickedĪ comment on a post on Reddit includes a user chronicling their experience, saying that the macOS Monterey update bricked their 2017 iMac, declaring that "it's just dead."
