How to get into pc from startup

[Windows 10]

My computer keeps going to advanced options at the start up. I belive it might be due to a recent update and wanted to uninstall it. However it asks for my password to approve it and I couldn't remember it so I reset the password on my phone but my desktop still won't recognize it. How can I get in? It wants my password for just about any action I take.

Continue reading...