ProductKey clique aqui para descobrir o serial do windows! click here to discover the windows serial!
Para usuários da comunidade inglesa, espanhola, francesa e alemã, usarei o google tradutor!

Turn off the unit and disconnect the charger. Than press and hold the power button for 45 seconds.
Hello! Can you check for any problem drivers in device manager?
I understand you say "My sound driver and touch screen are not working after resetting my Acer S10002"
If you have reset the computer ( did a factory reset to reinstall windows ) then you have to reinstall the drivers.
Go to support.acer.com
chose your country
type snid or chose your model
go to drivers `
Installthe sound, chipset and touchscreen drivers. It should work fine
Click on "Like" if you find my answer useful
Click on "Yes" if it answers your question.
ototfollowedyourinstructionsbutnotyetsol234, Old Jelkhana road, Baliadangi., Charbhadrasan , Charbhadrasan , Faridpur 7810234, Old Jelkhana road, Baliadangi., Charbhadrasan , Charbhadrasan , Faridpur 7810Ifollowedyourinstructionsbutnotyetsolved
I searched with my device serial number but didn't find the driver
Use the Platform Drivers Installer.
will it fix the touchscreen and sound problem?
Can you check for any problem drivers in device manager?
If the problems are driver related, then a reinstall should fix it. If there are other issues with the hardware then it likely won't fix it. Touchscreen and sound are enough different I expect the issue is more likely software than hardware.