Re-download the file, ensuring the hardware version is correct. Use a different browser if necessary.
Note: OpenWRT is not for beginners and voids your warranty, but it is objectively the "best" performance update.
Once complete, the router will automatically reboot itself. This entire process usually takes 2 to 5 minutes. Troubleshooting and Best Practices Post-Update tp+link+router+firmware+update+tlwr840n+best
: Go to System Tools > Backup & Restore before updating so you can quickly restore your configuration if the router resets.
Follow these steps exactly to avoid turning your TL-WR840N into a useless paperweight. Re-download the file, ensuring the hardware version is
For advanced users, the isn't from TP-Link at all. It is OpenWRT . If your hardware version is 2.0 to 5.0, you can flash OpenWRT, which transforms the TL-WR840N into a router with enterprise-grade features like:
Download the latest firmware file (usually a .zip or .bin file). Extract the .bin file from the downloaded zip folder. 2. Prepare the Router Once complete, the router will automatically reboot itself
Newer versions: The custom admin password you created during initial setup. Step 5: Flash the Firmware Update
Extract the downloaded .zip file on your computer. You will see a .bin file—this is the actual firmware. Step 3: Connect to the Router via Ethernet
, ensuring you avoid common pitfalls and keep your router running optimally in 2026. Why You Should Update Your Go to product viewer dialog for this item.