Hi,
Thank you for writing to Microsoft Community Forums.
I understand that Internet keeps disconnecting automatically 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: Troubleshoot network problems
Try troubleshooting connectivity issues in Windows by referring to the article Fix Wi-Fi connection issues in Windows
Method 2: Check Power Management settings
Check if the Power Management settings for the WIFI adapter is configured correctly.
- Press Windows key + R. This will open Run. Alternatively, you can go to Start and search for Run.
- In Run dialog box, type devmgmt.msc and hit Enter.
- Expand Network Adapters
- Right click on the Network Adapter and click on Properties.
- Now select the Power Management tab
- Uncheck the box next to Allow the computer to turn off this device to save power
- Click on OK
Let us know if you need any further assistance, we will be glad to assist you.
Regards,
Prakhar Khare
Microsoft Community – Moderator