If you are experiencing strange issues after updating, or if you are upgrading from a very old firmware to a much newer one, it is highly recommended to reset the router to its factory default settings. You can do this by pressing and holding the reset button on the back of the router for about 10 seconds. Note that this will erase your customized Wi-Fi settings, so you will need to set up your network name (SSID) and password again. Troubleshooting Common Update Issues

Since the D-Link DSL-124 is no longer supported and has known vulnerabilities, consider these safety measures if you must continue using it:

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Because D-Link operates region-specific support portals, the "best" link depends entirely on your geographical location and your router's hardware version. Use these official global and regional repositories: 1. D-Link Worldwide & Regional Support Portals

: You will see "H/W Ver:" followed by a letter and number (e.g., I1 or R1 ).

The official and safest link to download firmware for the is the D-Link Middle East Support Page , where you can find the most recent builds like HW I1 FW v1.00.08 .

The safest and most reliable place to find the firmware is the official D-Link support website . Because hardware versions (e.g., Hardware Version A1, B1, etc.) can use different firmware files, always verify your exact hardware version before downloading.

What is the exact listed on your router's bottom sticker? What country or region are you currently living in?