Look for the character string or "V:X.X" (for example, Ver:6.20 or V6 ).
Ensure your computer is connected to one of the orange LAN ports on the TL-WR840N via an Ethernet cable. tp+link+router+firmware+update+tlwr840n+best
To update the firmware of your TL-WR840N router: Look for the character string or "V:X
runs smoothly with the best possible security and performance. tp+link+router+firmware+update+tlwr840n+best
: Look at the sticker on the bottom of the router for "Ver:X.Y" (e.g., V6.20). Firmware for V2 will not work on V6.