Ensure you download firmware from your specific region (US, EU, RU, etc.). Installing the wrong regional firmware can void your warranty or brick the device.
The latest firmware for the varies significantly based on your router's specific hardware version and region. As of April 2026 , the most recent updates identified for various hardware versions are as follows: Latest Firmware Versions by Hardware Revision Hardware Version Latest Firmware Build Release/Published Date Key Highlights V6 (EU) 1.1.2 Build 20251212 February 24, 2026 tplink archer c6 latest firmware version 2025 new
https://www.tp-link.com/in/support/download/archer-c6/ Select your specific hardware version (printed on the sticker under the router). Ensure you download firmware from your specific region
It had installed a new feature called
: If you are on an older build, updating to the 2025/2026 firmware is highly recommended for the DoH support IoT isolation As of April 2026 , the most recent