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Superrenz

macrumors 6502
Original poster
Dec 2, 2018
493
227
Wiesbaden, Germany
my MBP M4Pro sometimes ignores the first key pressed on the lockscreen while typing the password after being woken up from sleep. Otherwise the keys work fine in any other app. It only does it randomly. Looks like a software problem, or? Any ideas?
 
Change screen saver to "Message" and see if keyboard responds immediately on wake.
 
Just doublechecked and changed password. It does it sometimes with different keys - so it definitely doesn't look like a hardware issue with the keyboard. If you disable Touch ID it doesn't show. Seems to be some kind of interference between keyboard input and Touch ID. Software glitch? Thx for your expertise.
 
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Yes, I'm experiencing this too, but also on my M3 MBP. I think it may actually be a software bug in Seqouia 15.2, but I'm not sure yet.
You experience this on different MBPs? Why aren’t you sure? You think it could be faulty hardware? Does not look like it! A lot of questions 🤣🤣
 
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The keyboard is attached to one of the USB buses inside the machine. It's probably not waking up quick enough to start working before the lock screen comes up. OS bug. Unlikely to be hardware. I would report it via Apple feedback.

This happens with the BT magic keyboards when you turn them on. You spend a few seconds whacking keys until they start working.
 
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The keyboard is attached to one of the USB buses inside the machine. It's probably not waking up quick enough to start working before the lock screen comes up. OS bug. Unlikely to be hardware. I would report it via Apple feedback.

This happens with the BT magic keyboards when you turn them on. You spend a few seconds whacking keys until they start working.
Sounds reasonable to me. Had the same experience with my bt keyboard on the iMac. Hardware is unlikely ‚cause several people reported the exact same behavior on different machines running the same OS.
 
I would bypass the MacBook keyboard and just use an external one, which any external one is far better anyways.
 
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