Hi guys... In this video, I will show you how to set a computer password in windows10. If you can protect the password is no someone can open your document on your computer. - How to set a password on the computer? 1. Type box 2. Type control panel 3. click app 4. click the change account type 5. Click account 6. Click Create a password 7. Insert your password (Remember) 8. Click create a password. 9. Sign out your computer to check the result.