Log in using the default credentials (usually admin for both username and password) unless you have changed them.
Find European-specific updates through the Tenda HG9 Germany Page . tenda hg9 firmware link
and matches your device’s hardware version (printed on the back label: e.g., HG9 v1.0, v2.0). Flashing a v2.0 firmware on a v1.0 board can permanently damage the device. Log in using the default credentials (usually admin
Resolves a bug where PPPoE-WAN configurations via TR069 would fail to take effect. tenda hg9 firmware link