Read about this change in our blog post. I boot from some Linuxy rescue CD. I restart, booting normally. Here are the steps that solved the problem: The start information request passes a pointer to an interrupt object of a device to an upper-level filter driver. Sign in with Twitter Not a member yet?

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I select the active partition, boot from it. I have Windows 8 standard on a new custom desktop PC. Jawa 3, 8 24 Did this solve your problem?

It could skip seeing some aspects of the disk structure? Remove the keyboard from the PS2 slot. Sign up using Facebook.

Reinstalling Windows PS/2 keyboard and mouse drivers – Super User

It doesn’t react to keys at all, but if an LED is on when it dies it stays on. Email Required, but never shown. I boot from some Linuxy rescue CD. Open registry editor window by typing regedit in run window.

If you require further assistance for this file, feel free to ask about in the forums.


PS/2 (i8042prt) driver

For additional information, please see: The computer is always turned off kegboard over night, as I turn off the switch on the multi-outlet.

An upper-level device filter driver can use the callback routines in the context of the ISR of a device to write to a device, and to queue data packets from the device.

Sign up using Email and Password. Connection of a keyboard class service callback routine and a mouse class service callback routine.


The num lock led lights up on the keyboard, but the pressing the keys has no effect. Boot again with the rescue disk, now it’s working again. I didn’t install any updates. Then, during i8042prg Windows logo animation, the keyboard starts working again. What else in software or hardware is different about using that method?

PS/2 keyboard works in BIOS but no longer in Windows 7 – Super User

Tested it before bring back keyboafd then the clients ps5 keyboard wouldn’t work. If the interrupt cannot be verified in the number of trials specified in the value of this entry, the interrupt is ignored. Post as a guest Name. In the Windows 8. Power down completely again, and remove all power from the computer, put the keyboard back, and continue.


The features of Iprt include: Ok, now it’s getting weird. If the number i8042prrt trials exceeds the value of this entry, Windows considers the operation to have failed.

In case others have the same problem, here is a solution: Product feedback Sign in to give documentation feedback. The following information is a brief description of what is known about this file. Sign up i8042pdt log in Sign up using Google. How satisfied are you with this reply? Post Your Answer Discard By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of serviceprivacy policy and cookie policyand that your continued use of the website is subject to these policies.

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