Use a clean, high-quality USB flash drive (at least 4GB) formatted to FAT32.
Do not turn off the vehicle or open the door (which might trigger an auto-off) while the update is installing. This can corrupt the system software. Uconnect Software Version 18.45.01
If your vehicle is not eligible for 20.x or higher (due to hardware limitations), 18.45.01 is the most reliable endpoint for 2017–2018 model years . Many owners on forums have deliberately stayed on 18.45.01 after hearing complaints about sluggish performance in later builds. Use a clean, high-quality USB flash drive (at
The most significant purpose of the 18.45.01 update was to resolve the that occurred in late 2019. Without this update, many systems experienced: If your vehicle is not eligible for 20
Before starting the installation, verify your current version: On your Uconnect screen, go to . Select System Information . Compare your "Software Version" to 18.45.01 .