Tp Link Router Firmware Update Tl-wr840n |work| May 2026

TP-Link Router Firmware Update: A Step-by-Step Guide for TL-WR840N

1. Security Patches: Cyber threats evolve constantly. Firmware updates patch vulnerabilities that hackers might use to access your network.
2. Bug Fixes: If your router randomly reboots or drops connections, a firmware update often resolves these glitches.
3. Performance Improvements: Manufacturers tweak software to ensure data flows smoother and faster.

1. Disconnect all devices except your wired computer from the router.
2. In the router admin panel, go to System Tools > Firmware Upgrade.
3. Click the Browse or Choose File button and select the firmware file you downloaded.
4. Double-check: Ensure the "Hardware Version" displayed on this page matches the sticker on your router.
5. Click Upgrade.
6. A warning will appear: "Do not turn off the power or reboot the device during the upgrade." Click Yes or Proceed.
7. Wait patiently. The router will take 1-3 minutes to complete. The progress bar may freeze – this is normal. Do not touch anything. The router will reboot automatically once finished.

Step 1: Find Your Hardware Version

1. Look at the bottom label of your TP-Link TL-WR840N router.
2. Find the field labeled "Ver:".
3. It will say something like V2, V4, or V6.
4. Note this number. You will need it for the download step.