Download Slimdrivers to your desktop
Install the programme and on completion run
On the first page select Start Scan
Once it has completed click the download link on the right hand side (you can only download one driver at a time)
Allow the creation of a restore point prior to downloading and installing.
The driver will now be downloaded and backed up for safety. A reboot will be required on completion
Only select any drivers related to your network initially, or if you wish take a screenshot of the result and post it here before you proceed