forgot my password of main user that i had created for a new macbook air

Reset Computer Password  for the Administrator Account Password

Apple Silicon M1 / M2 Computer 

1 - Choose Apple menu > > Shut Down

1B - If using a Bluetooth Keyboard with Rechargeable Battery - Cable the Keyboard to computer for this unique purpose.

2- Do not  attempt a Restart to access this feature. The computer Must be Shutdown and pause for about 10 seconds before moving forwards 

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

4 - Click Options, then click Continue. 

5 - Top Tool Bar >> Utilities >> Terminal

6 - Type resetpassword as one word and no spaces

7 - Press Return key

8 - Follow the prompts and remember the New Password