Updating your router's firmware is the best way to patch security vulnerabilities, fix connection drops, and improve overall internet speed. If you are using the D-Link DSL-224 VDSL2/ADSL2+ wireless router, keeping its software updated ensures your home network stays safe and stable.
the firmware file (usually a .bin or .zip file) to your computer. If it is a .zip file, unzip it before proceeding. Step 2: Access the Router Interface How to upgrade the firmware on your D-Link router dlink dsl224 firmware update download link
https://tsd.dlink.com.tw/downloads_detail.aspx?model=dsl224 Updating your router's firmware is the best way