[ Cell Phones & Plans ] Open Question : I use smartphone as wifi hotspot, after some hours it switches to 3G and needs to be rebooted before it works properly again, what do?

I KNOW: You’re not supposed to use your phone as wifi hotspot 24/7 and I don’t care. Smartphones are not meant to be used as wifi routers, thereby using them as such causes them to start malfunctioning until you reboot them. One thing that goes wrong is that it no longer uses 4G, and speeds…