How do I get into my Mac book pro if the password does not work

Try the following:

▷ Forgot Mac Login Passcode. 🔐

Need more help?

• Call Apple Support at 1-800-APLCARE. 📞
• International Support. 🌐
• Contact Apple Support. 📝
• Chat using Messages. 💬

Is the Password needed to Decrypt the Drive because FileVault is enabled ?

Is the Password for the Admin Account of the Computer ?

Is the Password because the Firmware Password was enabled by the user ?

If the Password is only for the Admin Account of the computer

Reset Computer Password  for the Administrator Account Password

Intel Computer

1 - Restart computer and immediately hold Command + r keys

2 - Top Tool Bar >> Utilities >> Terminal

3 - Type resetpassword as one word and no spaces

4 - Press Return key

5 - Follow the prompts and remember the New Password

Apple Silicon M1 Computer 

1 - Choose Apple menu > > Shut Down.

2 - Press and hold the power button on your Mac until you see “Loading startup options.”

3 - Click Options, then click Continue. 

4 - Top Tool Bar >> Utilities >> Terminal

5 - Type resetpassword as one word and no spaces

6 - Press Return key

7 - Follow the prompts and remember the New Password

Follow these instructions: https://support.apple.com/en-us/HT202860