What is osa9.exe?

osa9.exe is an executable file associated with Microsoft Office, a suite of productivity applications developed by Microsoft. This file is typically located in the C:\Program Files (x86)\Microsoft Office\Office directory.

The associated software, Microsoft Office, is a suite of applications, servers, and services developed by Microsoft. It includes popular programs like Word, Excel, PowerPoint, and Outlook, which are widely used for tasks such as word processing, data management, presentations, and email.

osa9.exe is part of the Microsoft Office suite and is used to speed up the launch of Office programs. It preloads certain components of the Office suite into memory, reducing the time it takes to start these applications. It's not essential for running Office applications.

While osa9.exe can speed up the launch of Office programs, it also uses system resources, which can slow down your computer, especially if it's an older machine with limited resources. If you rarely use Office applications, or if your computer's performance is more important than the speed of launching Office programs, you might want to consider removing or disabling osa9.exe.

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Osa9.exe file information

Windows Task Manager with osa9 — Osa9.exe process in Windows Task Manager

The process known as Microsoft Office (version 2000 component) belongs to software Microsoft Office (version 2000 Premium, 2000 Professional, 2000 SR-1 Professional, 2000 SR-1 Premium) by Microsoft (www.microsoft.com).

Description: Osa9.exe is not essential for the Windows OS and causes relatively few problems. Osa9.exe is located in a subfolder of "C:\Program Files (x86)"—typically C:\Program Files (x86)\Microsoft Office\Office\. The file size on Windows 10/11/7 is 65,588 bytes.
The program has a visible window. The program is loaded during the Windows boot process (see Registry key: MACHINE\User Shell Folders). Osa9.exe is not a Windows system file. The program can be uninstalled in the Control Panel. Therefore the technical security rating is 6% dangerous, but you should also take into account the user reviews.

Uninstalling this variant: If you are having problems with osa9.exe, you can also do the following:
1) uninstall Microsoft Office 2000 Professional or Microsoft Office 2000 Premium from your computer using the Control Panel applet Uninstall a Program
2) visit the www.microsoft.com support page.

Recommended: Identify osa9.exe related errors

External information from Paul Collins:

"Microsoft Utility Startup" is not required to run at start up. Application which launches common MS Office components to help speed up the launch of Office programs. It's somewhat of a resource hog, and some users claim there's no difference with or without it but it usually isn't required. Note - if you make use of the Microsoft Office Shortcut Bar outside an office program this application will need to be enabled for it to show

Important: Some malware camouflages itself as osa9.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the osa9.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.

Score

User Comments

Initializes some of the common fonts installed by Office 2000 among other things. Can be safly removed, but will effect preformance.
Torey (further information)

The OSA9.exe file initializes the shared code that is used by the Office 2000 programs. The benefit of using the OSA9.exe file to initialize shared code is that the Office 2000 programs start faster. If the Office 2000 programs initialize shared code (instead of OSA9.exe), the time it takes for the program to start increases.
maddcow

Osa9.exe is part of Microsoft Office 2007, and is automatically started at logon. Sometimes it crashes shortly thereafter. It may cause open windows to lose focus repeatedly shortly after logon (annoying but not dangerous).
ES

osa9.exe takes alot of CPU speed, thus slowing the computer.
Jabez Gitonga (Kenya)

From M$FT site
RAJ (further information)

It eats the CPU alive!!!!
Jim

Summary: Average user rating of osa9.exe: based on 6 votes with 6 user comments. 3 users think osa9.exe is essential for Windows or an installed application. One user thinks it's probably harmless. One user thinks it's neither essential nor dangerous. One user thinks osa9.exe is dangerous and recommends removing it. One user is not sure about it.

Best practices for resolving osa9 issues

A clean and tidy computer is the key requirement for avoiding problems with osa9. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic 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 6resmon 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 executing the 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To get your computer running as fast as it did on day one, you can 8reset your PC. Your personal files will remain intact, but any programs you installed will need to be reinstalled.

To help you analyze the osa9.exe process on your computer, the following programs have proven to be helpful: ASecurity 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. A good Bantivirus software detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

windows defender.exe firewallsvc.exe panel.exe osa9.exe gambali.exe lxczcoms.exe gameutil1.exe ss2devprops.dll textservice.dll gidhook.dll paint.exe [all]

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