How to Perform a Rand McNally TND 750 Map Update

The Rand McNally TND 750 is a high-performance truck navigation system designed with features tailored for commercial drivers. Keeping your device updated is critical for accurate routing, up-to-date road restrictions, and seamless trip planning. This guide walks you through the process of updating your TND 750 with the latest map and software files.

Benefits of Updating Your TND 750 GPS

• Updated truck-specific routing and new road data
• Enhanced Points of Interest including truck stops, weigh stations, and rest areas
• Improved performance and bug fixes from firmware updates
• Compliance with DOT and transportation regulations

Things You'll Need

• Your TND 750 device fully charged or connected to power
• Wi-Fi access OR a computer with Rand McNally Dock software
• Rand McNally account credentials

Steps to Update Rand McNally TND 750 Over Wi-Fi

1. Turn on your TND 750 and connect it to a secure Wi-Fi network
2. From the home screen, tap the gear icon to access “Settings”
3. Select “Device” > “System Update”
4. The device will automatically check for available map and firmware updates
5. If updates are available, tap “Download” to begin the update
6. Follow on-screen instructions and keep the device plugged in during the process

Alternative: Update via Rand McNally Dock

1. Connect the TND 750 to your PC using the USB cable
2. Download and install Rand McNally Dock from the official support site
3. Open Dock, sign in with your account, and let it detect the device
4. Select available updates and click “Update”
5. Do not disconnect your device until the update completes

Helpful Tips

• Use a fast, stable Wi-Fi connection for quicker updates
• Do not power off the device during the update process
• Updates may take 30–60 minutes depending on your internet speed
• Back up saved routes and preferences beforehand

Keeping your Rand McNally TND 750 updated ensures safe, compliant, and efficient trucking across North America. Need help? Visit our Support Page or click Update Now to get started immediately.