If your router is semi-bricked (power light is on but you can't access the menu), use this method.
Before updating, read the release notes. Look for: Tenda D305 Firmware Update
Note: Tenda has discontinued active support for the D305 in some regions. If the official site doesn’t have a recent file (post-2021), check the Tenda Community Forums for unofficial but verified updates. Proceed with caution. If your router is semi-bricked (power light is
If your router is semi-bricked or the web update fails, use the Tenda recovery mode: Note: Tenda has discontinued active support for the
⚠️ This mode is a last resort. If it fails, you may need a serial TTL cable for advanced recovery.
Set your computer’s IP address to a static value to avoid DHCP drops during reboot: