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Updates & Downloads


GPSMAP 521/521S software version 4.80

as of December 19, 2018

Download

View installation instructions and system requirements

Notes:


Change History

Changes made from version 4.70 to 4.80:

Changes made from version 4.60 to 4.70:

Changes made from version 4.50 to 4.60:

Changes made from version 4.40 to 4.50:

Changes made from version 4.30 to 4.40:

Changes made from version 4.20 to 4.30:

Changes made from version 4.10 to 4.20:

Changes made from version 4.00 to 4.10:

Changes made from version 3.70 to 4.00:

Changes made from version 3.60 to 3.70:

Changes made from version 3.50 to 3.60:

Changes made from version 3.40 to 3.50:

Changes made from version 3.30 to 3.40:

Changes made from version 3.20 to 3.30:

Changes made from version 3.10 to 3.20:

Changes made from version 3.00 to 3.10:

Changes made from version 2.60 to 3.00:

Changes made from version 2.50 to 2.60:

Changes made from version 2.40 to 2.50:

Changes made from version 2.30 to 2.40:

Changes made from version 2.20 to 2.30:

Changes made from version 2.10 to 2.20:

Changes made from version 2.00 to 2.10:


Installation Instructions

  1. Click on "Download" and choose to save the file to your computer.
  2. Choose a location where you can easily find the file, such as the 'My Documents' folder or 'C:\'.
  3. Once the download is complete, go to the location where you saved the file.
  4. Double-click on the downloaded file. This will automatically extract the files to C:\Garmin and run a program to transfer the software update to an SD card.

System requirements

  1. IBM-compatible PC running Windows 2000 or later operating system and an available SD card reader.