USB connected 'modems' sometimes suffer from similar problems if there are other devices drawing too much power. Try disconnecting everything but the 'modem' and see if that solves it.
This thread is now locked and can not be replied to.
Samsung Galaxy Book 2: Release date, price and specs
This First Man soundtrack vinyl cover art is exquisitely composed
How to watch Apple’s October 2018 iPad launch
Meilleurs VPN (2018)
© Copyright 2018 IDG UK. All Rights Reserved.