Model numbers: A3247, A3137
Model identifiers: Mac16,2, Mac16,3
The October 2024 iMac moved to the M4 chip, with an optional nano-texture display, a 12MP Center Stage camera and USB-C accessories.

Which model do you have?
A3247 is the two-port model and A3137 is the four-port model. About This Mac will show "Chip: Apple M4".
The model number is printed in small text on the underside of the stand. It starts with the letter A followed by four digits.
Common faults we fix
- Cracked display, including nano-texture panels
- No power or power adapter faults
- Logic board faults
- Wireless problems
- Impact damage
Repairs we carry out
- Display replacement
- Power adapter diagnosis
- Logic board repair
- Wireless fault diagnosis
- Data recovery
Your data
Storage on Apple silicon Macs is built into the logic board and encrypted, so data recovery depends on getting the original board running again. If your Mac is dead or has had a spill, switch it off and bring it in before trying to charge it. See our liquid damage recovery service.
Bring it in
Call 020 7237 6805 or bring it to Unit 1, 80 Willow Walk, London SE1 5SY, open Monday to Saturday, 9am to 6pm. We check it over and quote before we start.