New macOS Monterey update fixes critical bug that killed some Macs
India Today
The new macOS Monterey update, however, cannot do any good to the bricked Macs, so you will have to contact Apple support for that.
Apple finally rolled out the macOS Monterey software update for a wide range of its Macs last month but it was not exactly successful. Several users of Macs with T2 chips complained that the new macOS software was bricking their computers, preventing them from turning on. Apple has now reportedly fixed the bug that was causing it. A new macOS Monterey update includes the fix for anyone who has not upgraded yet because they were holding off on a solution to the bricking issue.
Apple told YouTuber Rene Ritchie that the new update is available for all Mac T2 chip users. It did not say how many users were impacted by the problem but said there was a “very small number of users” who could not boot their Macs after updating to the previous version of macOS Monterey. This is the full statement from Apple: