Double-check your hardware version on the bottom sticker. Using firmware for Version A on a Version C device will fail. Post-Update Tips
D-Link routers have different "Hardware Versions" (e.g., H1, H2, M1). You must check the sticker on the bottom of your device to identify your version. Installing the wrong firmware can permanently brick the device. dsl 224 firmware
Go to the or Maintenance tab in the top menu, then select Firmware Update or Software Update from the left-hand sidebar. 4. Upload and Install Double-check your hardware version on the bottom sticker
Always use an Ethernet cable. Updating over Wi-Fi is risky and can "brick" the device if the signal drops. dsl 224 firmware