If you forgot the password to your Surface Book 2, there are a few ways you can reset it.If you have a Microsoft account:1. Go to the Microsoft account password reset page.2. Enter the email address, phone number, or Skype sign-in that you use for your Microsoft account, then click Send code.3. Enter the code you received, then click Next.4. Enter a new password, then click Next.5. Enter your new password again to confirm it, then click Next.6. You'll see a message that says "Your password has been reset." Click Next.If you don't have a Microsoft account:1. Go to the Sign in options page on the Surface Book 2.2. Select I forgot my password below the password field.3. Enter the email address, phone number, or Skype sign-in that you use for your Microsoft account, then click Send code.4. Enter the code you received, then click Next.5. Enter a new password, then click Next.6. Enter your new password again to confirm it, then click Next.7. You'll see a message that says "Your password has been reset." Click Next.If you're still having trouble resetting your password, you can contact Microsoft support.If you're looking for a more permanent solution to password problems on your Surface Book 2, we recommend using Kon-Boot. Kon-Boot is a program that allows you to bypass the password login screen on your Surface Book 2 (and other Windows computers).Once you've installed Kon-Boot on a USB drive, you can boot from the USB drive and log into your Surface Book 2 without needing a password. Kon-Boot is a paid program, but it's well worth the price if you're tired of forgotten passwords.