How to find Owner info of Macbook, iMac password locked

NOTE

This work only for MacBook/iMac should be in a locked state (i.e., password-protected).

1. Enter Recovery Mode:

– For MacBook T2: Boot the device in Recovery Mode by holding CMD + R.

– For MacBook M1, M2, M3: Hold the Power Button and choose Recovery Mode.

2. Execute Key Combination:

– Once the Mac in recovery mode hold all 5 keys: Control + Option + Command + Shift + Dot

– Wait for a few seconds until a red screen appears.

3. Dump Diagnostic File:

– A Finder window will pop up.

– Insert a USB drive and save the diagnostic file by choosing Save to USB.

4. Extract Information:

– Open tool > Choose File .tgz from USB and wait tool decrypt owner info.