first sorry for my bad english, but i have a problem whit my garmin nuvi 510
i have the nuvi 510 upgrade to zumo 220, this has been worked buth i did later a upgrade with garmin updater and when i now started up the nuvi the display show "loaded loading" and the nuvi doesn't nothing
also the computer doesn't regconized the nuvi.
i tryed garmincure3
i did the updater and chose usb device
and than i see on the computer "there are no usb devices avaible"
what can i do tho regconized the nuvi tho the computer