Flashing firmware meant for a different hardware revision (like Rev. C or Rev. T) can permanently damage your device. Step 2: Download the Official Firmware
When to contact support
If you are transitioning away from slow ADSL internet, you do not need to throw this device away. You can repurpose it into a standard Wi-Fi router by converting a regular LAN port into an Ethernet WAN port. How it Works Disables the RJ-11 phone line port. d-link dsl-2750u h w ver j1 firmware