n0is3r Troubleshooter

ok, thanks, you are posting for ranking my friend? :) that you write upstairs done by monthes ago. Thanks for your support.

Same problem here,with my Nitro AN515-31 , a tried bios upgrade after motherborad C5V01 LA-E892P and nothing :D laptop is workin without usb ports, webcam, bluetooth. 

We are sorry, we could not find your record. This could be due to: - - The searched number could not be found - The product warranty has expired =) NHQ2XEX003819006443400 81900160434 Thanks Acer =) i bougt the laptop from Altex store romania at last year september i think

no, i think,after bios upgraded to v2.02.. and i a lost invoice from tha laptop...

:) yes, i sad, tried everything.

;) read all topic please :+1:

when i bought the laptop i upgraded bios at first install to 1.21 and i have no problem, and after few monthes usb stoped working i tried everything, dismounted the laptop after the motherboard search for similar motherboard from acer, updated bios to V2.02 and nothing happens, same problem. No usb, no bluetoouth and no…

yes, latest bios vers. 1.21 from acer website

no solution motherboard problem, usb ports not working at al and i saw no bluetooth and no webcam .

Eu tentei várias vezes bios 1.21 Nitro AN515-31

yes, all everything, same registry like in the picture, reinstalled windows 10 4 times with shift+restart, updated windows 10 drivers etc, usb not working at all.

i have the same problem for weeks now :'(

Version 1809 Os Build 17763.379

tried that too :)

yes same, xhci Compliant Host Controller 

i tried with ssd formatted ntfs but cant boot from usb i dont want to delete all harddive what it is in gpt. 

tried that to, without success :)

ok i will try tomorow, but i think there is no driver problem thanks :)

yes same error, i tried windows update, intel driver update etc today with fresh install, yesterday with recovery with no success. In bios cant see usb bootable device. Cant boot from another device just the hard drive that is it in laptop.

I tried yesterday too :) same error.