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How to eliminate atapi driver problems

The atapi.sys (ATAPI IDE Miniport driver) file is a Windows driver. Generally, drivers are used by Windows to enable internal components like graphic cards and drives, or external devices, such as printers, backup media or input devices.
Click here to check if you need to update your atapi driver.

The atapi.sys process is also known as ATAPI IDE Miniport Driver or, as the case may be, IDE/ATAPI Port Driver and is a part of Microsoft Windows Operating System or, as the case may be, Standard IDE/ESDI Hard Disk Controller. This software is produced by Microsoft (www.microsoft.com). An obsolete or defective version of atapi.sys can cause problems for your computer that can range from slowness to error messages such as these:

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What you should know about atapi.sys ATAPI IDE Miniport driver

The original atapi.sys file is definitely a Windows system file, but many viruses use the same name in order to remain unnoticed. Atapi.sys is found in the C:\Windows\System32\drivers directory. Frequently occurring are file sizes such as 96,512 bytes (66% of all these files) or, as the case may be, 19,944 bytes.
If necessary, you can manually stop or start this driver in the Device Manager. The Device Manager can be found in Windows Control Panel under Hardware and Sound/Devices and Printers/Device Manager. The driver facilitates access to your computer's hardware and accessories. The service has no characteristics or description of its own. This is unusual. The file contains Microsoft's digital signature. This confirms its authenticity. This atapi program does not have a visible window, and does not appear on the taskbar. For this reason, 0% of all experts consider this file to be a possible threat. The probability that it can cause harm is high.

If you see this file on your hard drive or in Windows Task Manager, please make sure that it is not a malicious variant. It's a fact that many trojans try to cloak their true identity by calling themselves atapi.sys. With the above information or by using tools like Security Task Manager you can determine if, in your case, the file is an undesirable variant.

What do other computer users say about atapi?

Looks like it belongs to a program that creates a virtual drive on the system, like Alcohol 120%... seems OK
It causes a BSOD
Atapi.sys 5.1.2600.1135
Had a series of BSOD (Blue Screen of Death) starring atapi.sys on a PC running XP.
Signed: Ninja(who? Hint: not Shane)
Is part of a message when I get BSoD, error code 0x0000007A.

Summary: 26 users judge atapi.sys to be an essential file that should not be touched. 8 users consider it harmless. However, 6 users consider this to be a suspicious process and would like to get rid of it. For this reason, 15 users have already deleted atapi.sys. source: file.net

How to uninstall the program or Standard IDE/ESDI Hard Disk Controller

To remove ATAPI IDE Miniport driver from your computer, please follow the manual instructions below or use an automatic uninstaller product.

  1. Click the Windows Start Button. You find it in the lower left corner of the taskbar.
  2. Type the word uninstall.
  3. Click Add or remove programs.
  4. Now locate the program or Standard IDE/ESDI Hard Disk Controller in the list of displayed applications.
  5. Click the program, and then click Uninstall.
Remove software in Windows 10
atapi.sys ATAPI IDE Miniport driver fix

How to tell if atapi.sys (ATAPI IDE Miniport driver) was uninstalled cleanly

After uninstalling, restart your computer. Then start Windows Explorer and see if there is still a folder with the name of the software under C:\Program Files. Be sure to check the Registry as well for remnants of ATAPI IDE Miniport driver. To do this, start "Regedit", then look under "HKEY_LOCAL_MACHINE" > "Software" for ATAPI IDE Miniport driver or the name of the producer. Always keep in mind that only a computer professional should ever directly delete entries in the Windows Registry.

What to do if a program does not uninstall

The easiest way to remove any kind of software cleanly and accurately is to use an uninstaller tool. Because the uninstaller automatically creates a backup, there is no risk of anything going wrong.

Last but not least

If Windows not working quite right for you, or if startup is taking a long time, or atapi.sys is causing problems for you, a good Windows diagnostic tool may very well help. This is especially effective when it comes to older computers that have accumulated vast quantities of "garbage data" as the result of many software installs and uninstalls.

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