: Open a web browser and go to tplinkwifi.net or 192.168.0.1 (or 192.168.1.1 ).

Occasionally, TP-Link adds new functionality. This might include updated parental controls, improved IP address assignment, or compatibility with newer ISP standards.

(e.g., V1, V2, V6.20) as installing the wrong firmware can permanently damage the device. www.tp-link.com 1. Preparation Check Hardware Version

Summary

Updating the TP-Link TL-WR840N router requires identifying the specific hardware version on the device label to download the correct firmware from the TP-Link support site. The update must be performed using a wired Ethernet connection to prevent failure, by navigating to the System Tools > Firmware Upgrade section in the web interface and selecting the extracted .bin file. For step-by-step instructions, visit TP-Link Support . How to upgrade the firmware on the TP-Link Wi-Fi Routers

: Check the label on the bottom of the router (e.g., Ver: 6.20).

To update the firmware on your TP-Link TL-WR840N Go to product viewer dialog for this item.