This IS the internet connection and NOT the wireless link, yes?
The only thing that I can suggest is that you unplug any all phones for a while and see if anything improves. It could simply be a faulty micro-filter.
Samsung Galaxy S8 review
1995-2015: How technology has changed the world in 20 years
This poetic animation about monsters is illustrated in a Van Gogh painterly style
Apple predictions 2017
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.