WAIT - Read the Required Files section before downloading this file.
In order to install the System Software Update the latest version of the nav-u Tool software must be installed on the computer.
IMPORTANT: This file is only for use with the models identified. Not all models are sold in all countries.
This information is for the following models:
About this download
Benefits and improvements
This utility updates the NVU-74T nav-u™ portable navigation system software to version 4.01 and provides the following benefits:
- Improves system stability during Bluetooth™ A2DP streaming
- Improves the route quality in certain situations
- Shortens the time to acquire a GPS satellite signal in certain conditions, such as between tall buildings
- Improves touch panel responsiveness
- Windows Vista®
- Windows® 2000
- Windows® XP
- Windows® XP MCE
- 20.49 MB
Before You Start
Check the System Software Version
Download & Install
Download and Installation Instructions
Check the System Software Version (optional)