Because the 8723DU is an older 802.11n adapter, finding official standalone downloads can be tricky. You have three primary reliable sources:
If the device is not recognized or has a yellow exclamation mark in : Realtek USB Wireless Lan Utility Not Working
If your PC already has an active internet connection (via Ethernet, another Wi-Fi adapter, or mobile tethering), Windows Update can often find the driver automatically.
Because the 8723DU is an older 802.11n adapter, finding official standalone downloads can be tricky. You have three primary reliable sources:
If the device is not recognized or has a yellow exclamation mark in : Realtek USB Wireless Lan Utility Not Working
If your PC already has an active internet connection (via Ethernet, another Wi-Fi adapter, or mobile tethering), Windows Update can often find the driver automatically.