Hi,
Thank you for posting in Microsoft Community and we appreciate your interest in Windows 10.
I understand your issue but rest assured, we are here to help you and guide you in the right direction.
Step 1: Update driver
-
Open Device Manager by pressing Windows key + X.
-
1. In Device Manager, locate the device to update, and then double-click the device name.
-
Click on the Drivers tab, and then click Update Driver and follow the instructions.
IF you do not find the drivers then try
Step 2:
I would suggest you to visit your manufacture’s website (Acer) to download the drivers for touchpad and microphone.
Here is the link: http://us.acer.com/ac/en/US/content/drivers
After you download the drivers, run them in Compatible mode for Windows 8.1
Refer this link:
http://windows.microsoft.com/en-US/windows-8/older-programs-compatible-version-windows
I hope this post is helpful. Get back to us if you have further queries as well as issues relating to Windows. We’d be glad to assist you further.
Hope you have a great experience with Windows 10.