Windows 11 Dev - Slow Internet/Wifi

Question

Upgraded from Windows 10 to Windows 11 last night. After the upgrade completed internet speed was unbearably slow, some pages take several minutes to load and some never loaded at all specially youtube videos. Besides this internet problem there have been 0 performance issues so I really like Windows 11 and Im planning to keep using it.

Laptop Specs:

Dell G5s 5505

Processor AMD Ryzen 7 4800H with Radeon Graphics 2.90 GHz

Installed RAM 8.00 GB

System type 64-bit operating system, x64-based processor

Wireless module:

Model number Qualcomm QCA (DW 1820) Killer 1650x
Transfer rate Up to 867 Mbps Up to 2400 Mbp

Answer 1

Hi,

Thank you for writing to Microsoft Community Forums.

I understand that you are facing issues with slow internet connection after installing insider updates on your PC. I will certainly try my best to assist you with the issue.

Meanwhile, I would suggest you to follow the steps mentioned below and see if that helps.

Method 1: Reset TCP/IP

Try resetting the TCP IP settings and see if that works.

1. Press Windows + S key together to open Search.
2. Now type CMD and select Run as administrator.
3. Accept the UAC prompts.
4. Type in the following commands one by one and hit Enter:
   netsh winsock reset
   netsh int ip reset
   ipconfig /release
   ipconfig /renew
   ipconfig /flushdns
5. Restart the PC.

Method 2: Re-install the network drivers

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Try re-installing the network drivers and see if that helps. Refer the section Reinstall the device driverfrom the article Update drivers in Windows 10

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Note: The above article holds good for Windows 11 as well.

Let us know how it goes, if the issue persists, we will certainly assist you further.

Regards,

Prakhar Khare

Microsoft Community – Moderator

Answer 2

The first method worked for me. Thanks!

I'm on Windows 11 21H2 Build 22000.282