: This indicates the firmware has been compressed into an archive file. Official updates from Garmin are typically handled automatically through their software, so a .rar file often suggests a manually downloaded package from a third-party site or a specialized support forum. How to Update Your Garmin DriveSmart 60/70
Firmware updates for the Garmin DriveSmart series are designed to improve device stability, fix bugs, and occasionally add new features or map compatibility. Drive and DriveSmart 60-70 (2268) fw5.90.rar
While manual firmware files exist, it is highly recommended to use official tools to avoid rendering your device inoperative. : This indicates the firmware has been compressed