
Even when you see the login screen, the system might still need a few moments to boot properly and capture the symbols correctly.

When it is on, this significantly changes the look of your password, so it can’t be accepted as correct by the system. Do you have uppercase and lowercase characters in your password? If the answer is yes, you need to take a look at the Caps Lock key.In most cases, mistypes are the most common reason MacBook won’t accept password issues.

Before we hop on to more complicated instructions, it’s worth checking your keyboard for typing errors.
