WARNING: This page is about a different car, the 2024 Audi SQ7, 2024 Audi Q7, 2023 Audi SQ7, and 2023 Audi Q7. However, it is still accessible from the selected car via links, so may be relevant.
-- Slide the antenna wire -2- into the cutting device -1-.
Fig 1: Pushing Antenna Wire Into Cutting Device
Courtesy of AUDI
-- Close the tool then open it again.
-- Pull the antenna wire out of the cutting device.