Home How it works Support Boost Connect Download

Boost Connect

Uncovering the DNA of programs.
Good programs    
Fair programs  
Bad programs 

What is issch.exe?

Part of InstallShield Update Service by InstallShield Software

What is it?

InstallShield Update Service Scheduler is a program which runs in the background of Windows and automatically starts up when your PC boots. It checks for software udpates and automatically downloads and installs them if found.
Description of issch.exe from InstallShield Software
InstallShield is a powerful and easy-to-use installation development solution for creating Windows installations. With automated tools to productize, bundle and install your products in both traditional MSI and virtual format, InstallShield makes it easy for your customers to deploy and manage your applications when, where and how they are needed while providing a modern installation experience.
Download Boost and enjoy your PC. Remove InstallShield Update Service and optimize your PC.

How does issch.exe run?

Process - issch.exe is an instance of a running program. This 32-bit program executes with the privileges as the currently logged in user account. issch.exe is executed by the process explorer.exe (Windows Explorer by Microsoft).

How does issch.exe start?

Startup files (all users) run - issch.exe is registered with the run identifier 'ISUSScheduler' and the execution command '"C:\Program Files\Common Files\InstallShield\UpdateService\issch.exe" -start' in the Windows registry HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run. Run keys are startup registry keys that are used to launch an application automatically when any Windows user logs into Windows.
Scheduled task - issch.exe is launched automatically by registering itself into the Windows Task Scheduler under the task name '\InstallShield Software update service'. Task Scheduler provides the ability to schedule the launch of programs or scripts at pre-defined times or after specified time intervals or even with event-based triggers.


What is the community is seeing?What is the community is doing?
About 0.6% of all Boost users have the issch.exe process running.Of the 0.6% of issch.exe users, 92.0% have disabled it.
How resource intensive is issch.exe?
Comparison based on the average resource utilization across all programs.
0.00247% CPU24700.5%
Average CPU utilization across all programs is 0.00001%.
          4.02 MB RAM18.7%
Average private memory utilization across all programs is 21.53 MB.
 20 /min0.9%
Average I/O read and write operations for all programs is 2,253 per minute.
Typical file (disk image) location:
C:\Program Files\common files\installshield\updateservice\issch.exe

Are there other versions of InstallShield Update Service?

What else is related?

What Windows OS versions does this run on?

Microsoft Windows XP (5.1.2600.196608)
Windows Vista (TM) Home Basic (6.0.6002.131072)
Windows 7 Home Premium (6.1.7601.65536)

About InstallShield Software Corporation

InstallShield is a software tool for creating installers or software packages. InstallShield is primarily used for installing software for Microsoft Windows des More...
Download Boost

File details

File name: issch.exe
Name: InstallShield Update Service
Description: InstallShield Update Service Scheduler
Version: 3, 00, 100, 1161
Product version: 3, 00
Size: 68 KB
Original file name: issch.exe

Resource utilization

CPU utilization averages
Total CPU: 0.0034620565%
Privileged CPU: 0.0009920047%
User CPU: 0.00247005181691%
Privileged CPU time: 249.6 ms
Privileged CPU time /min: 2 ms
CPU cycle count: 564,206,718
CPU cycle count /min: 3,860,404
Memory utilization averages
Committed memory: 73.25 MB
Peak committed memory: 74.38 MB
Paged memory: 4.02 MB
Peak paged memory: 4.1 MB
Paged system memory: 135.27 KB
Non-paged system memory: 4.01 KB
Working set memory: 5.46 MB
Peak working set memory: 6.36 MB
Min working set memory: 2.74 MB
Private memory: 4.02 MB
Page faults: 12,229
Page faults /min: 84
Process I/O averages
Total read operations: 36
Read operations /min: 1
Total read transfer: 89.66 KB
Read transfer /min: 628 Bytes
Total other operations: 1,941
Other operations /min: 13
Total other transfer: 4.54 KB
Other Transfer /min: 32 Bytes
Handle count average: 157
Thread count average: 1
Thread resource averages

Process details

Runs as (owner): User
Integrety level: Medium
Windows platform: 32-bit
Parent Process
Process Command
"C:\Program Files\Common Files\InstallShield\UpdateService\issch.exe" -start

Startup files (all users) run details

Name: ISUSScheduler
Command: "C:\Program Files\Common Files\InstallShield\UpdateService\issch.exe" -start

Scheduled task details

Name: \Услуга обновлений программного обеспечения InstallShield

Image hashes

MD5: 872b3d5f6f9f9bdfd6a83ee8aa5824b4
SHA-1: 10fe49c68584be6189ce0aa9d1b285e9d1b75f2b
SHA-256: 9b1cdb39c17d3d04920bd62e8eddea0ecf1f07bab7f4d3764c2183a702393581

PE image details

File entropy: 5.40613
File packed: No
Import Table
Stay up to date with news about Boost
Subscribe to our newsletter to receive the latest Boost news and discounts.
© 2018 Reason Software Company Inc.
228 Park Ave S #74122 New York, NY 10003
(646) 664-1038 | info@boostbyreason.com
How it works Privacy Terms Support Contact Download Donate Reason Software, the makers of Boost logo

Download Boost and enjoy your PC.

Increase your PC's performance.
Remove unwanted crapware.
Reduce your boot time.
Identify and resolves crashes.
Download the FREE unlimited trial of Boost!
No spyware, no adware, no bundles, no tricks.

Save 40% on Boost

For a limited time, from now until Tuesday, June 19, 2018 you can purchase Boost for 40% off of the normal price, only $39.95 $24.95.
The instant online savings will be automatically applied during checkout.

100% Satisfaction Guarantee

Purchase with confidence. We stand behind Boost.
If for any reason you are not satisfied with your software purchase, simply contact our Customer Support within 30 days, and we'll refund the purchase price. We won't make you jump through hoops to get all your money back!