Before we dive into the download link, it is important to understand why you need to perform this update. The DSL-224 is an ADSL2+/VDSL2 modem router. Over time, D-Link releases firmware to address:

If the web interface won't load, turn off the router. Hold the reset button down and turn the power back on. Keep holding the reset button until the power LED flashes red or amber. Open 192.168.1.1 in your browser to access a simplified emergency web page where you can re-upload a working firmware file. To ensure we pinpoint the correct setup, tell me:

Click on the Management or Maintenance tab at the top, then select Firmware Update from the left-hand menu. Option B: Go to System -> Firmware Upgrade . Step 4: Upload and Flash the File Click the Browse or Choose File button.

After the router reboots, log back in and go to → Firmware Upgrade again. Verify the new version number matches. Then perform a second factory reset to clear residual old variables.