This looks like a virus.
It's #Microsoft , who has assigned to anyone using Windows something called a #bitlocker key and put it into your Microsoft account. If you have more than one, be sure you can get into them. If you cannot find this key you lose your data.
I'm in a 3rd world country and got locked out. I have a recent Microsoft account-- no key.
It was in an obsolete account not used for 20 years.
It's #Microsoft , who has assigned to anyone using Windows something called a #bitlocker key and put it into your Microsoft account. If you have more than one, be sure you can get into them. If you cannot find this key you lose your data.
I'm in a 3rd world country and got locked out. I have a recent Microsoft account-- no key.
It was in an obsolete account not used for 20 years.