Quote Originally Posted by smokefree View Post
I downloaded version 2010.30 from the link in post #27, renamed the file gmapsupp.img, unlocked it with Fast IMG Unlocker 1.5 and placed the resulting file in a folder named Garmin on an SD card.

On my nüvi 350, the map will not show up in the Map Info menu. It does not show detailed maps of India either when zooming in on India.
On my nüvi 250W, the map works fine.

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What am I doing wrong (if anything)?
Relieved to find out there's nothing I did wrong. The map from post #27 (FID 2309) is simply not compatible with nüvi 3** units as I found out today on the Garmin website:

Code:
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Click on either link "View download-compatible products" or "View microSD™/SD™ card-compatible products".
I'm happy dskmb took the effort of creating and posting the (unlocked) FID 281 version in post #68.