Use DIY tricks

If you want to challenge the engineer inside you, you can always Google and implement some DIY tricks to improve the reach and speed of your internet. One of the popular DIY tricks for wifi extension is "Tin Foil Hack". Similarly you can also use old empty beer cans or cooking strainers to extend your router range. The results are not jaw dropping, but yes, as a no-cost alternative, the benefits you get are more than satisfying.