
Resetting SMC was especially useful when fixing the MacBook won’t accept password issues running macOS Big Sur. Reset of SMCĪ system management controller, SMC is responsible for battery, fans, power, and other hardware-related features. If you own a T2 Security Chip-powered Mac you need to wait for the Apple logo to appear two times before you can release the keyboard’s buttons.

In the modern Mac’s PRAM was changed to NVRAM (non-volatile random-access memory) which serves a similar purpose and helps your machine boot faster. It is used in older computers to store a small amount of information in the memory needed to load the operating system. PRAM stands for parameter random access memory. For your convenience, we have structured the steps by their effectiveness so it is worth trying them one by one instead of immediately skipping to the last one. Luckily, there are working ways to fix most of these problems and make your Mac recognize your login password again. Related reading: You can also check our guide on the 10 most common Mac system issues and their fixes. The list is endless here, starting from login items incompatibility and startup disk errors to file damage and Mac hard drive errors. If you follow the basic steps but the MacBook still doesn’t accept the correct password, this means your Mac may be facing more complex system-related problems. How to Fix MacBook Won’t Accept Password Problem To validate this theory, use your keyboard on another Mac or connect a new keyboard and try to type in the password. A damaged or broken keyboard won’t be able to type the symbols you need.

Turn the caps lock off and try to type in your login password once again. 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.
