Updates & Downloads

NAVIGATOR: GTN Xi, Service Bulletin 25032A, 006-B3191-12 software version 21.02

as of August 21, 2025

Download (122.84 MB)

View installation instructions

Notes:

• This software update is intended to be loaded on GTN 6XX Xi and 7XX Xi Navigators only.
  
• G3X Touch (GDU 4XX)
  When installed alongside a G3X Touch system, G3X Touch software V8.91, or higher, is required. Smart Glide configuration is designed to be managed in the G3X Touch configuration menu. Smart Glide should remain disabled in GTN Xi configuration mode.
• G3X (GDU 37X)
  The G3X requires V12.30, or higher, software to support Smart Glide. To ensure system compatibility, this setting should remain disabled until GDU software is updated.
• G5 Electronic Flight Instrument (G5)
  The G5 requires V8.00, or higher, software to support Smart Glide. To ensure system compatibility, this setting should remain disabled until G5 software is updated.

Installation Instructions

1. The application requires Windows 2000, XP, Vista, Windows 7, Windows 10, or Windows 11. Mac computers are not supported.
2. Download GTN Xi Series System Software Version v3191.xx (006-B3191-xx).
3. Make sure an SD card reader is connected to the PC.
4. Put the GTN Downloadable Software SD Card (010-01000-00) in the card reader.
5. Run the executable file that was downloaded in Step 2.
6. Follow the onscreen prompts to create a software loader card.
7. Select Finish to complete the process.
8. Eject the card from the card reader. The software loader card is now ready to use.