Suddenly the WAN port on my Router no longer works. This ethernet cable goes to my modem and if I plug that into my laptop instead (laptop to modem), laptop can access internet normally, through the...

@IrvSp Yes, that's the page. I can't type or paste the Firefox "password" into "old password" field because it is too long. My screen is slightly different than your screen and says "old password"....

@Tony Thanks! That's exactly what I was looking for. Yes, I want more precise firewall control but I don't want to lose the USB drive feature, the MAC address whitelisting...

" In either case, while I can log into the router using Firefox's stored password, I can't change the admin password." What I mean is that, other than the long secure string Firefox is using, I don't...

@IrvSp That was the first thing I tried... it shows me the 256 byte string that it fills into the password box. Editing that won't help if it doesn't match what the router password actually is....

Hm. I considered that Firefox isn't literally using a 256 byte password string, that it is an encrypted representation. But usually the eye icon in a password box shows me the actual password, even...