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How to eliminate sptd driver problems

The sptd.sys (sptd) 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 sptd driver.

The sptd.sys process is also known as sptd or, as the case may be, SCSI Pass Through Direct Host and is a part of sptd or, as the case may be, SCSI Pass Through Direct. This software is produced by Duplex Secure. An obsolete or defective version of sptd.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 sptd.sys sptd

sptd.sys is not a Windows system file and is known to frequently cause computer problems. Sptd.sys is found in the C:\Windows\System32\drivers directory. Frequently occurring are file sizes such as 717,296 bytes (21% of all these files), 691,696 bytes as well as 22 other variants.
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. This sptd program does not appear as a visible window, but only in Task Manager. The service has no characteristics or description of its own. This is unusual. The sptd file does not come from Microsoft and is not part of the operating system. The file does not contain any exact product information, as would normally be expected today. For this reason, 53% 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 sptd.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 sptd?

Installed with Daemon Tools V4.00 - Scsi Pass Through Direct (sptd.sys) driver (further information...)
Rod Dines
SCSI pass-through driver, for me it came with daemon-tools
Daemon Tools Driver (further information...)
Daemon tools 4.0 or something
Deamon Tools

Summary: 64 users judge sptd.sys to be an essential file that should not be touched. 13 users consider it harmless. However, 33 users consider this to be a suspicious process and would like to get rid of it. For this reason, 17 users have already deleted sptd.sys. source: file.net

How to uninstall sptd or SCSI Pass Through Direct

sptd.sys sptd fix

To remove sptd from your computer, please follow the manual instructions below or use an automatic uninstaller product.

  1. Click the Windows Start Button. In Windows 8, look for Control Panel.
  2. Click Control Panel.
  3. Click Uninstall a program.
  4. Look for sptd or SCSI Pass Through Direct in the list of available programs.
  5. Click Uninstall.

How to tell if sptd.sys (sptd) 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 sptd. To do this, start "Regedit", then look under "HKEY_LOCAL_MACHINE" > "Software" for sptd 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 sptd.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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