Plus, some reasons why you might not want this
How to Enable Automatic Login in Windows 10
It can be annoying to have to enter your login credentials (your username and password) every time you turn on your Windows 10 computer. Fortunately, there are several ways to automatically log in to Windows 10, saving you precious seconds.
You can do this by changing a few settings in Windows 10 or by using the Registry Editor. We'll also show you how to reverse those settings, in case you ever want to enter your credentials every time you sign in to Windows 10 again.
Setting Windows 10 to log in automatically is certainly less secure than having users log in by typing in a password or PIN. However, there are situations where you might prefer to have your computer log you in automatically.