Please note that the software version 7.80 shown above, only applies to nuvi 25x9 with HWID = 1758.
For nuvi 25x9 with HWID = 1947, the software version 7.80 can be found at the same code, but with 6799 changed to 7563.
This is a different file.

(Although the device is called "nüvi 2599" in its GarminDevice.xml, the Garmin Downloads website refers to it as a nuvi 25x9 C4).

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