Thread: How to convert 3790us to 3790 Sg/My

Originally Posted by kentcp

Great ~ Is there a thread to guide us how to convert back to US firmware ? Thanks.

It's easy
Make a rgn file to go back US.
-Use RGN_Tool to open original US .gcd
-Override swv to 219
-save to rgn

H/R your unit
Flash with RGN

If boot up normally
Rename folder to original name
H/R again

That's it. !!