What causes a slow Internet connection?
Spyware and viruses can definitely cause problems, but your Internet connection speed can also be affected by add-on programs, the amount of memory the computer has, hard disk space and condition, and the programs that are running. Two of the most frequent causes of poor Internet performance are spyware and viruses.
Why is my 100 Mbps internet slow?
It might be because of an outdated router or a less-than-ideal router location. You might be able to solve slow speeds with an easy fix, like upgrading to a mesh network (which also has to be set up in the right spot) or simply restarting your modem and router.