How to fix the error code 28 shown in Device Manager for the Network Controller.
The computer cannot access the internet either via Wi-Fi or Ethernet.
Device Manager does not show the name of the adapter, only Network Controller.
The status of the Network Controller shows "The drivers for this device are not installed. (Code 28)".
Troubleshooting steps:
1. Clean Installation of Wireless Drivers
You can click on the link above for the instructions on how to perform a clean installation of the drivers.
If the issue persists, proceed with the next step.
2. Restore the system to a working restore point.
The instructions are provided on the link above, please make sure to look for the "Restore from a system restore point" section of the website.
If the issue persists, proceed with the next step.
3. Network Reset.
The instructions are provided on the link above, please make sure to look for the "Use network reset to reinstall network devices" section of the website.
NOTE: These links are being offered for your convenience and should not be viewed as an endorsement by Intel of the content, products, or services offered there.
If the troubleshooting steps above fail to fix the issue, a fresh installation of the Operating System must be done and the boot drive should be formatted during the installation process.