Mot 5G Plus "OEM Locked" Please help!

I have a Mot 5G Plus , which all of the sudden would NOT start. It comes up with an error bout not being able to verify my device… I’ve looked around and found this site: img - ImgPile I completed the procedure, got my “Unique ID”, bu then it said I have to enable OEM Unlocking on my phone developer settings (but remember my phone doesn’t even start)!! So I came across this site “No Command/Device is corrupt/update | Page 2 | XDA Forums”, but I have no idea what OTA image I should download and adb sideload to my phone? I’ve tried a couple and they “signature fail to verify” and I get error 21.

I’m stuck…Please help!

Thank you!