By Dave Snelling Having a decent broadband connection is now vital especially as millions of us continue to work from home and spend endless hours watching TV online and streaming music. Slow internet access is massively frustrating but Virgin reckons there are some simple ways to boost things for free including taking a quick look at your router. “If a weak WiFi signal has got you frustrated, help is at hand! Lots of things can affect the performance of your Virgin Media broadband, but moving your Hub – or router, as it’s also known – is a good place to start if you want to give your signal a…