A: Not recommended. Most D-Link builds prevent downgrading due to security reasons. If allowed, it may brick the device or cause boot loops.
To update the firmware of your D-Link DWR-M920 Go to product viewer dialog for this item. D-link Dwr-m920 Firmware Update
Log into the router ( 192.168.0.1 ). Step 2: Go to System → Firmware Update (or Management → Firmware Upgrade ). Step 3: Click on “Choose File” or “Browse” and select the .bin file you downloaded. Step 4: Click “Upgrade” or “Apply” . Step 5: A progress bar will appear. Do not refresh the page, close the browser, or turn off the router. The router will reboot automatically after ~3 minutes. Step 6: Wait for the power LED to stabilize (solid green). Log back in. Go to Status to confirm the new firmware version. A: Not recommended
: The process typically takes 2–3 minutes. The router will reboot automatically once finished. Alternative: LTE FOTA Upgrade To update the firmware of your D-Link DWR-M920