OISAPP.DLL - Repair Issues and Download

Sometimes Windows system displays error messages regarding corrupted or missing OISAPP.DLL files. Situations like that can occur, for example, during a software installation process. Each software program requires certain resources, libraries, and source data to work properly. Corrupted or nonexistent OISAPP.DLL file can therefore effect in failed execution of the started process.

OISAPP.DLL file Microsoft Office 2010 App. The file was developed by for use with software. Here you will find detailed information about the file and instructions how to proceed in the event of OISAPP.DLL related errors on your device. You can also download OISAPP.DLL file compatible with Windows 7, Windows Vista, Windows XP devices which will (most probably) allow you to solve the problem.

Compatible with: Windows 7, Windows Vista, Windows XP

User popularity

3.1 Scanning for malicious software
3.2 System and driver update
3.3 System File Checker tool
3.4 System recovery

4 Download OISAPP.DLL

4.1 List of OISAPP.DLL file versions

File info

General information
Filename	OISAPP.DLL
File extension	DLL
Description	Microsoft Office 2010 App

Software
Program	Microsoft Office 2010
Author	Microsoft Corporation

Details
MIME type	application/octet-stream
File type	Dynamic link library
System	Windows NT 32-bit
Copyrights	© 2010 Microsoft Corporation. All rights reserved.
Character set	Windows, Latin1
Language cod	Neutral

Most common OISAPP.DLL file related problems

There are various types of errors related to OISAPP.DLL file. OISAPP.DLL file may be located in wrong file directory on your device, may not be present in the system, or may be infected with malicious software and therefore not work correctly. Below is a list of most common error messages related to OISAPP.DLL file. If you encounter one listed below (or similar), please consider the following suggestions.

OISAPP.DLL is corrupted
OISAPP.DLL cannot be located
Runtime Error - OISAPP.DLL
OISAPP.DLL file error
OISAPP.DLL file cannot be loaded. Module was not found
cannot register OISAPP.DLL file:
OISAPP.DLL file could not be loaded
OISAPP.DLL file doesn't exist

OISAPP.DLL

Application could not be started because OISAPP.DLL file is missing. Reinstall the application to solve the problem.

Problems related to OISAPP.DLL can be addressed in various ways. Some methods are meant only for advanced users. If you don't have confidence in your skills, we suggest consulting a specialist. Fixing OISAPP.DLL file errors should be approached with utmost caution for any mistakes can result in unstable or unproperly working system. If you have the necassary skills, please proceed.

How to fix OISAPP.DLL errors in just few steps?

Remember, before taking any action related to system files perform a backup copy of your data!

OISAPP.DLL file errors can be caused by various factors, so its is beneficial to try to fix them using various methods.

Step 1: Scan your computer for any malicious software

Windows files are commonly attacked by malicious software that prevents them from working properly. First step in addressing problems with OISAPP.DLL file or any other Windows system files should be scanning the system for malicious software using an antivirus tool.

If by any chance you don't have any antivirus software installed on your system yet, you should do it immediately. Unprotected system is not only a source of file errors, but, more importantly, makes your system vulnerable to many dangers. If you don't know which antivirus tool to choose, consult this Wikipedia article – comparison of antivirus software.

Step 2: Update your system and drivers.

Installing relevant Microsoft Windows patches and updates may solve your problems related to OISAPP.DLL file. Use dedicated Windows tool to perform the update.

Go to the Windows "Start" menu
Type "Windows Update" in the search field
Choose the appropriate software program (name may vary depending on your system version)
Check if your system is up to date. If any unapplied updates are listed, install them immediately.
After the update has been done,restart your computer in order to complete the process.

Beside updating the system, it is recommended that you install latest device drivers, as drivers can influence proper working of OISAPP.DLL or other system files. In order to do so, go to your computer or device producer's website where you will find information regarding latest driver updates.

Step 3: Use System File Checker (SFC) tool

System File Checker is a Microsoft Windows tool. As the name suggests, the tool is used for identyfing and addressing system file related errors, including those related to OISAPP.DLL file. After an error related to%fileextension% file has been discovered, the program attempts to automatically replace the OISAPP.DLL file with properly working version. To use the tool:

Go to the Windows "Start" menu
Type "cmd" in the search field
Locate "Command Prompt" result – don't run it yet:
Click the right mouse button and select "Run as Administrator" option
Type "sfc /scannow" in console prompt to start the program and follow the instructions

Step 4: Restoring Windows system

Another approach is to restore system to previous state, before the OISAPP.DLL file error occured. In order to restore your system, follow the instructions below

Go to the Windows "Start" menu
Type "System Restore" in the search field
Start the system restore tool – it's name may differ depending on version of the system
The application will guide you through the process – read the messages carefully
After the process has finished, restart your computer.

If all the above-mentioned methods failed and the OISAPP.DLL file problem has not been resolved, proceed to the next step. Remember that the following steps are intended only for advanced users.

Download and replace OISAPP.DLL file

The last solution is to manually download and replace OISAPP.DLL file in appropriate folder on the disk. Select file version compatible with your operating system and click the "Download" button. Next, go to your web browser's "Downloaded" folder and copy the downloaded OISAPP.DLL file.

Go to the folder where the file should be located and paste the downloaded file. Below is the list of OISAPP.DLL file example directory paths.

Windows 7: C:\Program Files (x86)\Microsoft Office\Office14\
Windows Vista: C:\Program Files (x86)\Microsoft Office\Office12\
Windows XP: C:\Program Files\Microsoft Office\OFFICE11\

If the steps did not solve your OISAPP.DLL file problem, you should consult a professional. A probability exists that the error(s) might be device-related and therefore should be resolved at the hardware level. A fresh operating system installation might be necessary – a faulty system installation process can result in data loss.

File versions list

Filename OISAPP.DLL

System Windows 7

File size 886640 bytes

Date 2017-05-10

Download

File details
	MD5	e1937954f0604f96350f53dd0b2923cd
	SHA1	72fbfe4edd962eb33a2397903765efce87adb061
	SHA256	a3bac359446a03204a761dd97b27f3bf9d3613c4677c730e2bf68816bd3b5b02
	CRC32	427c97b3
	Example file location	C:\Program Files (x86)\Microsoft Office\Office14\

Filename OISAPP.DLL

System Windows Vista

File size 998208 bytes

Date 2017-05-10

Download

File details
	MD5	6c89e9b67bf80d6ec32cbb515799e523
	SHA1	562a2706af2431d8cffb48cce3ecdfaee7086156
	SHA256	7d0e6d8e35c1f91bc85d83eb11f75ee5fdbb340e1c529737ea5212533b9be8ea
	CRC32	9ff42ed7
	Example file location	C:\Program Files (x86)\Microsoft Office\Office12\

Filename OISAPP.DLL

System Windows XP

File size 828472 bytes

Date 2017-05-10

Download

File details
	MD5	1ce71bf739328ed278be303a15db7c68
	SHA1	a87f29fc6a8dcaf83c9dd72ec30cd02ff87274af
	SHA256	ddfc0b2746878a18c3be062898d2d839c105ee305761712305a696ca086b7840
	CRC32	813470a4
	Example file location	C:\Program Files\Microsoft Office\OFFICE11\