Trying to hook yp wireless router, device will not get al the way in to it. want to hook uip a cisco e1500 wireless router.

No. Networking protocols remain the same regardless of Windows version.

You cannot. The format/contents of the "backup" file can only be restored to the original router.

to troubleshoot this kind of problem.
1.check if the cables are well fitted into their ports.
2.if not, fit them properly.
3.if yes,you can restart the router by unplugging it from power source.
4.if this does not work,send a continuous ping to your isp's default gateway.

You're kidding, right? Can't you "inspect" it, looking for the ONLY button that is "obvious" to push?

change the radio band from n/a/g to mixed so that any device can connect to it.

You need to check if there is any QoS enabled over the gaming applications.

Run an Ethernet cable from one of the LAN ports on the downstairs router to connect to the WAN port on the upstairs router. Result: 100% connection.

You may need to reset your device and you will see a reset button at back of your router so all you need is to keep holding it for 10 seconds then unplug the power jack for like 1 min and then your device shall be reset.But please make sure to backup your all settings first.

login into the router and add the printer mac address to your mac address filter table

put the one cable to wan which come from internet and you have to connect the pc or any other connection then you connect in the lan