Download and extract the firmware files. The root of the USB drive must contain the folder "UPG" and several files (e.g., CD_RT6_CAN2010_SW_2.86.iso ).
After the update, hold the SETUP button for several seconds to enter the menu, then check System Configuration -> Software Version to confirm you are on 2.86.B.1.
Upgrading to the 2.86 system software introduces several critical system patches: RT6 Firmware 2.86 Upgrade Guide | PDF - Scribd rt6 firmware 286 download upd
Before proceeding with the , verify that your car contains the exact hardware ecosystem required. Do not attempt this install on RNEG (MyWay / WIP Nav SD-card-front systems) or SMEG touchscreen units. Supported Vehicles Peugeot : 308 (Phase 2), 508, 3008, 5008, RCZ Citroën : C3 , C4 , C4 Picasso , C5 , DS3 , DS4 , DS5 Technical Enhancements in 2.86.B.1
Corrupt download or incompatible USB drive. Fix: Re-download the .UPD file from a different mirror. Try a different USB drive (2GB–4GB is safest). Download and extract the firmware files
The RT6 (also known as eMyWay or WIP Nav+) is the heartbeat of many Peugeot and Citroën dashboards. If you are hunting for the firmware update, you are looking at the final and most stable peak of this specific hardware’s evolution. 🚗 Why Version 2.86 Matters
Proper preparation can be the difference between a smooth update and a bricked system. Before you do anything else, gather the following: Upgrading to the 2
1. Download and use this file (the same file that is available here on the forum, I've just convert it to an .ISO file) Link to 2. Peugeot Forums
Use a brand-name USB 2.0 drive (8GB or 16GB is best).
Once the RT6 system has fully booted up, insert your prepared USB flash drive into the vehicle's USB port.
Ensure no other USB devices or CDs are in the player. Step-by-Step Installation Guide (USB Method)