What is PrintIsolationHost.exe?

The .exe extension on a filename indicates an executable file. Executable files may, in some cases, harm your computer. Therefore, please read below to decide for yourself whether the PrintIsolationHost.exe on your computer is a Trojan that you should remove, or whether it is a file belonging to the Windows operating system or to a trusted application.

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PrintIsolationHost.exe file information

Windows Task Manager with PrintIsolationHost
PrintIsolationHost.exe process in Windows Task Manager

The process known as PrintIsolationHost belongs to software Microsoft Windows Operating System by Microsoft (

Description: The original PrintIsolationHost.exe is an important part of Windows and rarely causes problems. PrintIsolationHost.exe is located in the C:\Windows\System32 folder. The file size on Windows 10/8/7/XP is 17,408 bytes. 
The file is a Windows core system file. PrintIsolationHost.exe is a Microsoft signed file. The program is not visible. Therefore the technical security rating is 2% dangerous; however you should also read the user reviews.

Recommended: Identify PrintIsolationHost.exe related errors

Important: Some malware disguises itself as PrintIsolationHost.exe, particularly when not located in the C:\Windows\System32 folder. Therefore, you should check the PrintIsolationHost.exe process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.


User Comments

Die PrintIsolationHost.exe ist eine Datei die zum Lieferumfang von Windows 64 Bit Betriebssystemen gehört und liegt unter C:\Windows\System32. Sie ist unter Windows2008R2 in der Version 6.1.7600.16385 mit Änderungsdatum 14.07.2009 03:39 mit einer Größe von 18.944 Byte vorhanden.

Summary: Average user rating of PrintIsolationHost.exe: based on 1 vote with 1 user comment. One user thinks PrintIsolationHost.exe is essential for Windows or an installed application.

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Best practices for resolving PrintIsolationHost issues

A clean and tidy computer is the key requirement for avoiding problems with PrintIsolationHost. This means running a scan for malware, cleaning your hard drive using cleanmgr and sfc /scannow, uninstalling programs that you no longer need, checking for Autostart programs (using msconfig) and enabling Windows' Automatic Update. Always remember to perform periodic backups, or at least to set restore points.

Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the PrintIsolationHost.exe process on your computer, the following programs have proven to be helpful: Security Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. Malwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

PrintIsolationHost.exe [all]