Gateway Firmware Update: Hg658 V2 Home
For these reasons, the Hg658 V2 is not a standard "power user" router. Many users and experts agree that firmware management is typically handled by the ISP. Any investigation into third-party options like custom "DD-WRT" firmware should be considered highly advanced and at your own risk.
A firmware update often resets the Wi-Fi Network Name (SSID) and password back to the factory defaults printed on the router's physical sticker. Check the sticker, reconnect using those credentials, and reconfigure your custom Wi-Fi settings in the dashboard. Cannot Log In with Old Password Hg658 V2 Home Gateway Firmware Update
If your internet is working fine, it is often better to leave the firmware alone . The risk of "bricking" the HG658 V2 during a manual flash—especially with custom ISP firmware—is often higher than the benefit of the update itself. For these reasons, the Hg658 V2 is not






