i am follow to your step but my unit is not response, Update.exe hasn't found the usb port and stuck at garmin screen only
Please help me again. thx for great help to me.
1.) Put your finger in top left side of screen and hold.
2.) Whit other hand connect nuvi to PC and stil push top left screen
3.) Run updater.exe and select USB (stil push uper left)
4.) Click ok and wait to show on the screen LOADER (now you can remove your finger)
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