Set or reset a Windows administrator password
https://kb.iu.edu/d/arni29.11.2021 · Universal steps. These steps work in every case as long as you're able to log in as an administrator. Press Win -r. In the "Open:" field, type compmgmt.msc, and then press Enter. Double-click the Users folder. On the right, in the list of local users, right-click the account name for the Administrator account, and select Set Password .