Correct Password Not Being Accepted

I left my charger at work over the weekend, so my phone was down to 12% before I turned it off. When I got it plugged in upon getting into the office, it did not recognize my password, which I know to be correct. I have tried multiple times (after trying to restart and also use safe mode, neither of which worked.

After my last attempt (while in safe mode), I got a message that if I don't enter the correct password within the hour, I will be locked out! Why on earth would this happen and...

Correct Password Not Being Accepted

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