If you are moving from an older version (like 3.15) to 3.17.A.R3, the standard process involves: Preparation : Using a USB stick formatted to File Structure : Placing the update folder (typically named ) directly in the root directory of the USB drive. Update Process
The firmware update (often cited with a release date of 16-05-13) was a significant early stability release for the first-generation SMEG infotainment systems found in Peugeot (208, 2008) and Citroën (C3, C4, DS3) vehicles. Key Improvements in 3.17.A.R3 smeg 3.17.a.r3 update
Thus, the is the third revision of the stable 3.17 branch, focusing on refining the foundation laid by the initial 3.17 rollout. If you are moving from an older version (like 3