Once logged into the Tenda dashboard, locate the management menu. Depending on your user interface version, this is usually found under , System Tools , or Advanced . Click on the Firmware Upgrade or System Upgrade option. Click the Browse or Choose File button.

Temporarily disable your computer's local antivirus software or firewall program. Refresh the page, clear your browser's cache, or attempt the installation using a different browser entirely. Router Is Inaccessible Post-Upgrade

Unplug the router's power cable for 10 seconds, plug it back in, and try again. If it still fails, perform a hard reset by holding the physical button on the back of the device for 10 seconds using a paperclip. The Upgrade Progress Bar Frees