Thread: Alternative Nuvis Firmwares

Why my nuvi 765twn convert to 765 Sg/My swv 2.50 can't use Thai TTS voice?
Help me please.

Originally Posted by aekhong

Tested modified firmware for 7x5 (.gcd) US/EU HWID 870 convert to 765 Sg/My swv 2.50 (With ability to use Thai TTS voice and Thai JCV )

Download link :: [Only registered and activated users can see links. ]
Instruction :: Rename this file to gupdate.gcd and put in sd card\garmin ., and then turn your nuvi off and turn on again., That's it.
Nuvi will update this firmware automatically.
How to get Thai-TTS Voice Narisa --> Post number 25 [Only registered and activated users can see links. ]
Warning :: For 7x5 us/eu HWID 870 only.