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Updates & Downloads

GDU 4xx-STC Cockpit Display (Other Operating Systems) software version 9.15

as of April 24, 2023

Download (30.34 MB)

View installation instructions

Change History

Changes made from version 9.02 to 9.15:

Changes made from version 9.01 to 9.02:

Changes made from version 9.00 to 9.01:

Changes made from version 8.64 to 9.00:

Changes made from version 8.60 to 8.64:

Changes made from version 8.30 to 8.60:

Changes made from version 8.10 to 8.30:

Changes made from version 8.00 to 8.10:

Installation Instructions

  1. Download the compressed update file onto your hard drive and extract it (.zip format).
  2. Insert a FAT32-formatted SD card with sufficient free space into your card reader.
  3. Copy the ''Garmin'' folder to the top level (root directory) of the SD card.
  4. Safely eject the SD card.
  5. Apply power to your cockpit display.
  6. Insert the SD card containing the software update. You will be prompted to confirm before the update is installed.
  7. During the software update, the display will indicate 'Loading'. Do not remove power during the update process.
  8. When the update is completed, the display will reset itself and turn on normally.
  9. Repeat steps 6-8 for each display unit in the aircraft.
  10. If required, software updates for certain connected LRUs and peripheral devices will be applied automatically.