iMac (24-inch, M1, 2021, Two ports) Wi-Fi and Bluetooth Antenna
Before You Begin
Remove the following parts before you begin:
Tools
Antenna tool
Nylon probe (black stick)
Support wedges
Torx T3 screwdriver
![](https://cdsassets.apple.com/live/SZLF0YNV/service-documentation/ssr/imac-24-m1-2021-2-ports-j457/100838-wi-fi-and-bluetooth/000_RP1732_Locator_1X_V2.jpg)
Removal
Use the T3 screwdriver to remove the upper three T3 screws (923-05574) and the lower T3 screw (923-05668) from the Wi-Fi and Bluetooth antenna.
Note: The bottom screw has a larger head than the top three screws.
Use the T3 screwdriver to remove the T3 screw (923-05174) from the antenna ground clip on the logic board.
Use the antenna tool to lift the end of the Wi-Fi and Bluetooth antenna from the logic board.
Use the black stick to peel the Wi-Fi and Bluetooth antenna cable tape from the speaker and housing.
Carefully lift the cable out of the channel in the speaker.
Reassembly
Position the Wi-Fi and Bluetooth antenna in the bottom left of the housing as shown.
Route the Wi-Fi and Bluetooth antenna cable through the channel in the speaker.
Use the blunt end of the antenna tool to press the end of the Wi-Fi and Bluetooth antenna to the logic board.
Use the T3 screwdriver to reinstall the T3 screw (923-05174) in the antenna grounding clip.
Press the antenna cable tape back onto the speaker and housing.
Important: If you’re installing a replacement Wi-Fi and Bluetooth antenna, peel off the adhesive release liners from the tape before adhering it to the speaker and housing.
Use the T3 screwdriver to reinstall the upper three T3 screws (923-05574) and the lower T3 screw (923-05668) into the Wi-Fi and Bluetooth antenna.
Important: Reinstall the T3 screw with the larger head into the bottom screw hole on the Wi-Fi and Bluetooth antenna.
Reinstall the following parts to complete reassembly: