Remove cable duct at the center console

Unlock the cable duct (1) with a suitable screwdriver (2) at the detents (3).
Fold down the cable duct (1) to open it.

Courtesy of BMW OF NORTH AMERICA, INC.
Compress the detents (1) of the cable duct with suitable pliers and unlock.
Set the cable duct aside.

Courtesy of BMW OF NORTH AMERICA, INC.