OOS File Extension

What is OOS file?

Full format name of files that use OOS extension is OpenOffice.org Spreadsheet. OpenOffice.org Project Team defined the OpenOffice.org Spreadsheet format standard. OOS file format is compatible with software that can be installed on Windows system platform. OOS file format, along with 574 other file formats, belongs to the Document Files category. Apache OpenOffice supports OOS files and is the most frequently used program to handle such files, yet 1 other tools may also be used. Apache OpenOffice software was developed by Apache Software Foundation, and on its official website you may find more information about OOS files or the Apache OpenOffice software program.

Programs which support OOS file extension

The following listing features OOS-compatible programs. Files with OOS extension, just like any other file formats, can be found on any operating system. The files in question may be transferred to other devices, be it mobile or stationary, yet not all systems may be capable of properly handling such files.

How to open file with OOS extension?

There can be multiple causes why you have problems with opening OOS files on given system. Fortunately, most common problems with OOS files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. We have prepared a listing of which will help you resolve your problems with OOS files.

Step 1. Get the Apache OpenOffice

Problems with opening and working with OOS files are most probably having to do with no proper software compatible with OOS files being present on your machine. This one is an easy one. Select Apache OpenOffice or one of the recommended programs (for example, LibreOffice) and download it from appropriate source and install on your system. Above you will find a complete listing of programs that support OOS files, classified according to system platforms for which they are available. One of the most risk-free method of downloading software is using links provided by official distributors. Visit Apache OpenOffice website and download the installer.

Step 2. Update Apache OpenOffice to the latest version

You still cannot access OOS files although Apache OpenOffice is installed on your system? Make sure that the software is up to date. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. If you have an older version of Apache OpenOffice installed, it may not support OOS format. The latest version of Apache OpenOffice should support all file formats that where compatible with older versions of the software.

Step 3. Set the default application to open OOS files to Apache OpenOffice

After installing Apache OpenOffice (the most recent version) make sure that it is set as the default application to open OOS files. The next step should pose no problems. The procedure is straightforward and largely system-independent

Change the default application in Windows

• Clicking the OOS with right mouse button will bring a menu from which you should select the Open with option
• Select Choose another app → More apps
• To finalize the process, select Look for another app on this PC entry and using the file explorer select the Apache OpenOffice installation folder. Confirm by checking Always use this app to open OOS files box and clicking OK button.

Change the default application in Mac OS

• By clicking right mouse button on the selected OOS file open the file menu and choose Information
• Open the Open with section by clicking its name
• Select the appropriate software and save your settings by clicking Change all
• If you followed the previous steps a message should appear: This change will be applied to all files with OOS extension. Next, click the Continue button to finalize the process.

Step 4. Verify that the OOS is not faulty

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the OOS file in question. Problems with opening the file may arise due to various reasons.

1. Check the OOS file for viruses or malware

Should it happed that the OOS is infected with a virus, this may be that cause that prevents you from accessing it. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. If the scanner detected that the OOS file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.

2. Check whether the file is corrupted or damaged

If you obtained the problematic OOS file from a third party, ask them to supply you with another copy. During the copy process of the file errors may occurred rendering the file incomplete or corrupted. This could be the source of encountered problems with the file. When downloading the file with OOS extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

3. Ensure that you have appropriate access rights

Sometimes in order to access files user need to have administrative privileges. Log out of your current account and log in to an account with sufficient access privileges. Then open the OpenOffice.org Spreadsheet file.

4. Verify that your device fulfills the requirements to be able to open Apache OpenOffice

If the system is under havy load, it may not be able to handle the program that you use to open files with OOS extension. In this case close the other applications.

5. Verify that your operating system and drivers are up to date

Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with OpenOffice.org Spreadsheet file. It may be the case that the OOS files work properly with updated software that addresses some system bugs.

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