ISP settings lost during update. Fix: Log into the router. Go to "Network" > "WAN Settings." Ensure your PPPoE username and password are correct. If your ISP uses DHCP, select that instead.
: Click Upgrade or Upload . The router will show a progress bar and then automatically reboot. This typically takes 2–3 minutes. Tenda D301 Firmware Update
. In an era of evolving cyber threats, manufacturers frequently release patches to close vulnerabilities that could be exploited by malicious actors. For the Tenda D301 ISP settings lost during update