Gf200821-trl-1.2-gg.rar

: Ensure your car engine is running or connected to a stable power source to prevent the unit from shutting down during the 5–15 minute installation. Important Safety Note

Updating a head unit is a delicate process. If the wrong version is used, it can "brick" the device (make it permanently unusable).

: Use a FAT32-formatted USB stick (8GB to 32GB is ideal).

: Ensure your car engine is running or connected to a stable power source to prevent the unit from shutting down during the 5–15 minute installation. Important Safety Note

Updating a head unit is a delicate process. If the wrong version is used, it can "brick" the device (make it permanently unusable).

: Use a FAT32-formatted USB stick (8GB to 32GB is ideal).