For older Mac desktops, with no T2 chip, reset the SMC like this:
Shut down. Unplug the power. Wait 15 seconds. Reconnect the power cord. Wait 5 seconds. Start the Mac normally.
I usually write a blog post about once a week. The latest post can be viewed here: Avoid Microsoft: If you don't really like computers much you could make things a bit better for yourself. (posted 2024-12-04 at 12:05:50). I do podcasts too!. You can listen to my latest podcast, here: OJB's Podcast 2024-08-22 Stirring Up Trouble: Let's just get every view out there and fairly debate them..
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