Realtek 8723de Wireless Lan 802.11n Pci-e Nic

Because Realtek sells variations of this chip to laptop OEMs (Original Equipment Manufacturers), the generic Realtek driver does not always work. The most reliable fix is not to search for "Realtek drivers," but rather to go to the support website of your laptop's manufacturer (e.g., HP Support Assistant or Lenovo System Update) and download the specific driver package for your specific laptop model.

In summary, the Realtek 8723DE is a budget-oriented, single-band Wi-Fi adapter combined with Bluetooth capabilities, commonly found in entry-level laptops manufactured between 2017 and 2020.

The Realtek 8723DE Wireless Card: Why It’s Problematic (And How to Fix It) realtek 8723de wireless lan 802.11n pci-e nic

At its core, the Realtek 8723DE is a combo chip. This means it handles both Wi-Fi connectivity and Bluetooth signals on a single module. Utilizing the 802.11n standard, it operates primarily on the 2.4GHz frequency band. While newer standards like Wi-Fi 6 have entered the market, the 802.11n protocol remains a staple for standard web browsing, office work, and streaming in environments where ultra-high-speed fiber is not the primary bottleneck.

It does not support 5 GHz Wi-Fi. In 2025, living on the congested 2.4 GHz band is painful. Because Realtek sells variations of this chip to

(depending on the specific firmware version) and Bluetooth Low Energy (BLE). Interface:

| Feature | Specification | | --- | --- | | | 802.11 b/g/n (2.4 GHz only – no 5 GHz) | | MIMO Configuration | 1x1 (Single Input, Single Output) | | Max Link Speed | 150 Mbps (theoretical) | | Bluetooth Version | 4.0 (supports BLE – Bluetooth Low Energy) | | Host Interface | PCI-Express (for WLAN) + USB (for Bluetooth) | | Form Factor | Typically M.2 2230 (sometimes soldered on motherboard) | | Security | WEP, WPA, WPA2, IEEE 802.1x | | Operating Bands | 2.400 – 2.4835 GHz | The Realtek 8723DE Wireless Card: Why It’s Problematic

: Most commonly uses an M.2 (NGFF) 2230 connector. Software and Driver Information

Check your laptop's BIOS first: HP laptops often have a "Wi-Fi whitelist" that blocks non-approved cards. If your BIOS is locked, this won't work.