Seeing a conflict between Symantec (Norton) and the Ralink driver.
Uninstall Norton 360 and then use the removal tool provided from Symantec to insure all traces are removed. You can re-install Norton at the end of everything.
https://support.norton.com/sp/en/us/...rProfile_en_us
Next download the latest driver for your adapter from the below link and update the driver.
http://www.mediatek.com/en/downloads...xrt3290mt7630/
Once the driver is updated go ahead and re-install Norton and let's see what happens.
Uninstall Norton 360 and then use the removal tool provided from Symantec to insure all traces are removed. You can re-install Norton at the end of everything.
https://support.norton.com/sp/en/us/...rProfile_en_us
Next download the latest driver for your adapter from the below link and update the driver.
http://www.mediatek.com/en/downloads...xrt3290mt7630/
Once the driver is updated go ahead and re-install Norton and let's see what happens.