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What does the issch.exe file do?

The issch.exe process is also known as InstallShield Update Service Scheduler or, as the case may be, Macrovision FLEXnet Connect Scheduler and is a part of InstallShield Update Service or, as the case may be, Macrovision FLEXnet Connect. This software is produced by InstallShield Software (www.installshield.com) or, as the case may be, Macrovision (www.macrovision.com). An obsolete or defective version of issch.exe 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 issch.exe InstallShield Update service Scheduler

issch.exe is not part of Windows, but it is important nonetheless. Issch.exe is found in a subdirectory of "C:\Program Files\Public Documents" (e.g. C:\Program Files\Common Files\InstallShield\UpdateService\). Frequently occurring are file sizes such as 81,920 bytes (85% of all these files), 69,632 bytes as well as 6 other variants.
The issch file is not part of the Windows operating system. Windows starts the process each time that the computer boots up (Registry: MACHINE\Run, Run). This process does not appear as a visible window, but only in Task Manager. For this reason, 41% 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 issch.exe. 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 issch?

This is a SPAM prevention application, which is very effective and uses very few resources. It costs $40 to register it. It is the most effective spam preventer I've tried.
Install Shield Software
This can be a multitude of applications, and can range from harmless applications such as a Microsoft update, to the point where malware applications are included.
It's NOT a SPAM prevention application ! It's the updates watcher from PAINT SHOP PRO. It may be disabled if you check for updates manually.
spam from search assistant!! see the link form the guy above, its called a "safety bar". undetected by latest virusscan asap
Henrique de Sousa

Summary: 30 users judge issch.exe to be an essential file that should not be touched. 3 users consider it harmless. However, 2 users consider this to be a suspicious process and would like to get rid of it. For this reason, 4 users have already deleted issch.exe. source: file.net

How to uninstall InstallShield Update Service or Macrovision FLEXnet Connect

issch.exe InstallShield Update service Scheduler fix

To remove InstallShield Update service Scheduler 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 InstallShield Update Service or Macrovision FLEXnet Connect in the list of available programs.
  5. Click Uninstall.

How to tell if issch.exe (InstallShield Update service Scheduler) 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 InstallShield Update service Scheduler. To do this, start "Regedit", then look under "HKEY_LOCAL_MACHINE" > "Software" for InstallShield Update service Scheduler 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 issch.exe 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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