I doubt it - surely you would expect some memory to be in use while the modem connects to the internet - the real thing to consider is did it connect ok and not interfere with the running of the pc or windows - if so all is well and do not worry.
Hands-on: Acer Predator Triton 700 review
D&AD Awards 2017: see the best design, advertising, illustration, animation and VR of the past year
How to lose weight with an Apple Watch
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.