Windows 10: My log-in password field gets filled with "~", and only at the password field. Is there a...

For the past few days when I've logged in, when I click to type my password in the field it gets filled with the black dots. I used the eye icon to check if maybe it was a stuck key, and it was all "~". The thing is, I'm able to erase these dots and input my password normally afterwards. I get no other issues while typing elsewhere; the multiple "~"s only appear at the password screen. I tried restarting my PC, and it happens every time at that screen. However, when I booted it in Safe Mode, the dots didn't appear. Is this a virus or malware I should be worried about, or is it an issue with my

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Windows 10 Log on automatically fills the password field.

Windows 10 Log on automatically fills the password field. I have to highlight delete and quickly add a character to keep it from filling in again. Can this be fixed and how

 

Password field filled w dots

Why is my password field filled w dots suddenly not enabling me to enter a password?

 

Log in issue- Password field is automatically filled in with the number 9999

When I start my computer, before log in it automatically fills password field with number 9999,

scanning doesn't detect malware, but I suspect anything bad, what is this?

Moved from Virus & Malware

Original title: log in issue