First you need to Uninstall the driver which you have installed before by following the given steps:
When windows has reloaded, Download the IDT Audio installer on the link below at the bottom
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- Hold down the Windows key and press R
- Into the Run window, type devmgmt.msc and hit enter.
- In Device Manager, expand Sound, Video and Game Controllers.
- Right click the IDT device and select Uninstall
- You should also get a prompt to remove the current driver, tick the box to allow this and then proceed with the uninstall and restart.
When windows has reloaded, Download the IDT Audio installer on the link below at the bottom
- Right click on the IDT installer and select 'Run as Administrator' to start the installation.
- When this has completed, restart the notebook and let windows fully load.
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