Realtek 8821CU Wireless LAN 802.11ac USB NIC Driver for Dell - Inspiron 1721 working on Microsoft Windows 10 Home
The Dell Inspiron 1721 is a reliable 17-inch laptop designed for everyday computing tasks. Featuring a spacious display and solid performance powered by AMD or Intel processors, it offers an affordable solution for users who need a large screen for work, web browsing, and multimedia. With its comfortable keyboard and practical design, the Inspiron 1721 is a great option for those seeking a budget-friendly, full-sized laptop for home or office use.
Device Name:
Realtek 8821CU Wireless LAN 802.11ac USB NIC
Hardware ID:
USB\VID_0BDA&PID_C820&REV_0200&MI_02
USB\VID_0BDA&PID_C820&MI_02 <---- Device ID matches with our database
Compatible ID:
USB\CLASS_FF&SUBCLASS_FF&PROT_FF
USB\CLASS_FF&SUBCLASS_FF
USB\CLASS_FF
USB\VID_0BDA&PID_C820&MI_02 <---- Device ID matches with our database
Compatible ID:
USB\CLASS_FF&SUBCLASS_FF&PROT_FF
USB\CLASS_FF&SUBCLASS_FF
USB\CLASS_FF
Version:
1030.38.712.2019,2019-07-29
List of driver files that match with the above device in our database.
You are viewing the drivers of an anonymous computer which may be not the same with your current computer. These driver(s) may not work with your computer. Please click on the link below to download, scan and get the correct drivers.
Why do i see many drivers ?
Below is a list of drivers that may be suitable for your device. With the different devices, they can have the same driver , it's because they all use the same chip manufacturer.
How to select driver?
If you are looking for an update , pickup the latest one. If your driver isn't working, use the driver having the same OEM with the your laptop/desktop brand name.
Watch this video to see how it works - click here
Below is a list of drivers that may be suitable for your device. With the different devices, they can have the same driver , it's because they all use the same chip manufacturer.
How to select driver?
If you are looking for an update , pickup the latest one. If your driver isn't working, use the driver having the same OEM with the your laptop/desktop brand name.
Watch this video to see how it works - click here
Driver name
OEM
Filename
Version
Date
Size
Operating System
Download
Realtek 8821CU Wireless LAN 802.11ac USB NIC
1030.44.809.2021
2021-09-29
134.99 MB
WIN10, WIN11/64bits
Realtek 8821CU Wireless LAN 802.11ac USB NIC
1030.44.809.2021
2021-09-29
134.98 MB
WIN10, WIN11/64bits
Realtek 8821CU Wireless LAN 802.11ac USB NIC
Others
1030.44.809.2021
2021-09-29
68.65 MB
WIN10, WIN11/64bits
Realtek 8821CU Wireless LAN 802.11ac USB NIC
Others
1030.44.809.2021
2021-09-29
51.94 MB
WIN10, WIN11/64bits
Realtek 8821CU Wireless LAN 802.11ac USB NIC
Others
1030.44.303.2021
2021-09-28
4.98 MB
WIN10, WIN11/64bits
Realtek 8821CU Wireless LAN 802.11ac USB NIC
1030.44.531.2021
2021-09-13
161.46 MB
WIN7, WIN8, WIN81, WIN10, WIN11/64bits
Realtek 8821CU Wireless LAN 802.11ac USB NIC
1030.40.128.2019
2021-04-08
74.22 MB
WIN7, WIN8, WIN81, WIN10, WIN11/64bits
Realtek 8821CU Wireless LAN 802.11ac USB NIC
1030.40.128.2019
2020-04-30
6.6 MB
WIN10, WIN11/64bits
Realtek 8821CU Wireless LAN 802.11ac USB NIC
1030.40.128.2019
2020-04-30
6.62 MB
WIN10, WIN11/64bits
Realtek 8821CU Wireless LAN 802.11ac USB NIC
1030.40.128.2019
2020-04-30
6.6 MB
WIN10, WIN11/64bits
Realtek 8821CU Wireless LAN 802.11ac USB NIC
1030.40.128.2019
2020-04-30
6.62 MB
WIN10, WIN11/64bits
Realtek 8821CU Wireless LAN 802.11ac USB NIC
1030.40.128.2019
2020-04-30
6.6 MB
WIN10, WIN11/64bits
Realtek 8821CU Wireless LAN 802.11ac USB NIC
1030.40.128.2019
2020-04-30
6.62 MB
WIN10, WIN11/64bits
Realtek 8821CU Wireless LAN 802.11ac USB NIC
Others
1030.40.128.2019
2020-04-30
68.4 MB
WIN7, WIN8, WIN81, WIN10, WIN11/64bits
Realtek 8821CU Wireless LAN 802.11ac USB NIC
Others
1030.40.128.2019
2019-12-02
10.38 MB
WIN81, WIN10, WIN11/64bits
Realtek 8821CU Wireless LAN 802.11ac USB NIC
1030.37.703.2018
2019-08-28
133.41 MB
WIN10, WIN11/64bits