if you look in control panel/system/hardware devices is the modem listed with a yellow exclamation or question mark?
If so. highlight it, select properties and update driver and point it to your driver. If a message pops up, select 'continue anyway'
OnePlus 5T review: Hands-on
Illustrator Andrés Lozano on his improv line work, brazen use of colours & hand sketching
iPhone X review
Comment envoyer gratuitement des gros fichiers ?