With top rear panel replacement

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2023 BMW M5, 2022 BMW M5, 2021 BMW M5, 2020 BMW M5, and 2019 BMW M5. However, it is still accessible from the selected car via links, so may be relevant.

Remove the light insert from the front seat rear panel

Release the detents using a screwdriver (3 mm blade).
Unclip the LED module (1) from the light insert (2).

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Loosen the lock washers (1).
Remove the light insert from the rear panel (2).

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Install the light insert on the front seat rear panel

Insert the light insert into the rear panel (2).
Secure the light insert with the lock washers (1).

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Carefully install the light insert (2) into the LED module (1).

Courtesy of BMW OF NORTH AMERICA, INC.