What is issch.exe?
The issch.exe is a InstallShield Update Service Scheduler.
This file is part of InstallShield Update Service. Issch.exe is developed by InstallShield Software Corporation. It’s a hidden file. Issch.exe is usually located in the %PROGRAM_FILES_COMMON% sub-folder and its usual size is 25,600 bytes.
Basically issch.exe is a program file as works as a scheduler and find latest updates for the associated programs currently in use. Issch.exe is a part of InstallShield that is linked with many in-demand programs to check and install their updates regularly. This is a non-compulsory file for the system but starts automatically with the system. However it can be easily removed from the startup procedure.
Although issch.exe is a safe file, but if it is found other than program files folder, it may be a virus or threatening process.