@muralixprud If the device is Archer C5, HW v4 you can get FW from here. It's for EU region. Before updating you can check you current FW/HW version in Advanced - System Tools - FW Update menu. On...

@AresXgaming Yes, if 840N WAN IP address is 10.*.*.* then that's a private address. Do you have an ISP device (modem/router) connected before your 840N ? If so, then according to whether you have...

@Nabby You can check this FAQ (case 1) for potential reasons.

@AresXgaming It's a public IP address. Yes, if you set a DMZ in 840N then you can run your server on any port (I would recommend using above 1024). Check this FAQ for potential reasons for this issue...

@almukraine After resetting the router you should use the default wi-fi password that is on the sticker at the bottom of the device.There are Otherwise connect to the router by cable (one of the LAN...

@AresXgaming Here's a detailed guide on how to configure port-forwarding for your router. If you have another device (ISP modem/router) before your 840N that may be the reason you can't open the...