When connecting a Windows 10 computer to the internet with a USB 551L and VZ Access Manager, the browser and some other apps connect OK, but many apps say there is no internet connection when you try to use them. Has anyone resolved this issue?
Discusses using the 551L USB Modem without VZAM. It involves Windows XP which should apply to later versions if the 551L is listed in Windows 10 Device Manager. Try to manually use it through Dial-up Networking (DUN).
Settings > Network & Internet > Dial-up
Leave the name and password blank and use a phone number of *99***3#.