Thread: Transform a Nuvi 37xx in a Nuvi 34xx for dummies

Originally Posted by alkindus

i followed the instructions step by step and get my 3760t converted to 3490 the problem is ,when starting it displays the model number trunkated, just the two first numbers 34xx even if i revert to original version it displays the same 37xx in webupdater it shows the same 34xx not 3490 or 37xx not 3760 the last ones replaced by "xx"and when loading maps it shows just a tiny c not the whole text of copyrights after the warning's it shows the message "cannot unlock maps" when i browse the map's folder, there nothing in it

You made something wrong and probably you lost model number, I hope you havent lost ID too. What do you have in Info/About? Have you done NV backup as written in post n1 ?