Hardware Swap: You cannot simply "flash" 1.0.13.1 onto a 9.1.3 head unit. The 9.1.3 system uses a MIPS processor, while 1.0.13.1 requires the ARM-based hardware found in Evolution 2 units.
Update Button Greyed Out: This usually means the system already has 1.0.13.1 installed or a newer version (like 1.0.15.x). Check your current version in Settings > System > System Version.
Upgrading your Dacia or Renault MediaNav system from the older Linux-based 9.1.3 firmware to the modern Android Auto and CarPlay compatible 1.0.13.1 version is the most significant improvement you can make to your car's interior experience. This transition represents a jump from the MediaNav Evolution 1 to the MediaNav Evolution 2 (MN3) generation. Why Upgrade to 1.0.13.1? upgrade medianav 9.1.3 to 1.0.13.1
Locate the official upgrade.lgu file for version 1.0.13.1. Place this file directly in the root directory of your USB drive. Do not put it inside a folder. 3. Execution
Use a high-quality USB 2.0 or 3.0 drive with at least 8GB of space. Format the drive to FAT32. This is a critical step; NTFS or exFAT formats will not be recognized by the MediaNav system. 2. Download the Firmware Hardware Swap: You cannot simply "flash" 1
Stability: Version 1.0.13.1 is widely considered the most stable "final" build for this hardware generation.
Before you begin the software process, it is vital to understand that 9.1.3 and 1.0.13.1 run on different hardware architectures. Check your current version in Settings > System
Smartphone Integration: Gain native support for Apple CarPlay and Android Auto.