The same method as upgrading the firmware. Download the firmware 120912. Extract it. On web interface of W8960N, go to management---upgrade firmware, browse and ugprade.

Did you enable write access or set storage authority as read and write? On router page, to Add or Modify Share Folder page, we can Enable Write Access. That's what I am referring to.

Check firmware version of your ER5120 and try to upgrade the firmware. http://www.tp-link.com/en/support/download/?model=TL-ER5120&version=V2#tbl_j If the problem continues, report the problem here,...

ZTE 931 VII modem is an ADSL modem router? It is not good to use WA5210G in repeater mode as it is using Directional Antenna. When you try to connect the latpop to WA5210G's Wi-Fi, is there any error...

Better to use different channels.

What's the IP address of the server and W8980? The server is using port 80 or any other one? W8980 is working as a modem router or just a router? To change IP address of the router should not...