Almost all the issues with the router could be solved either by restarting or through the setting on the web interface. Here's a perfect example http://www.router-reset.com/router-login-web-interface/Arris. Hope it helps.
Oh boy. The can-c eye drops accelerate the recuperation and fix the vision. Of course, consult the doctor before, but I doubt he will mind cataract eye drops . Hope it helps.