OBI file icon

OBI File Extension

Outlook RSS Subscription Format

What is OBI file?

OBI is a file extension commonly associated with Outlook RSS Subscription Format files. Outlook RSS Subscription Format format was developed by Microsoft. OBI file format is compatible with software that can be installed on Windows system platform. OBI file format, along with 1305 other file formats, belongs to the Settings Files category. The most popular program for handling OBI files is Microsoft Outlook, but users can choose among 1 different programs that support this file format. On the official website of Microsoft Corporation developer not only will you find detailed information about theMicrosoft Outlook software, but also about OBI and other supported file formats.

Programs which support OBI file extension

Below is a table that list programs that support OBI files. OBI files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.

Programs that support OBI file

How to open file with OBI extension?

There can be multiple causes why you have problems with opening OBI files on given system. On the bright side, the most encountered issues pertaining to Outlook RSS Subscription Format files aren’t complex. In most cases they can be addressed swiftly and effectively without assistance from a specialist. The list below will guide you through the process of addressing the encountered problem.

Step 1. Get the Microsoft Outlook

Install software to open OBI file The most common reason for such problems is the lack of proper applications that supports OBI files installed on the system. This one is an easy one. Select Microsoft Outlook or one of the recommended programs (for example, Microsoft Office) and download it from appropriate source and install on your system. The full list of programs grouped by operating systems can be found above. If you want to download Microsoft Outlook installer in the most secured manner, we suggest you visit Microsoft Corporation website and download from their official repositories.

Step 2. Update Microsoft Outlook to the latest version

Update software that support file extension OBIIf you already have Microsoft Outlook installed on your systems and OBI files are still not opened properly, check if you have the latest version of the software. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. The reason that Microsoft Outlook cannot handle files with OBI may be that the software is outdated. The latest version of Microsoft Outlook should support all file formats that where compatible with older versions of the software.

Step 3. Set the default application to open OBI files to Microsoft Outlook

After installing Microsoft Outlook (the most recent version) make sure that it is set as the default application to open OBI files. The method is quite simple and varies little across operating systems.

Associate software with OBI file on Windows

The procedure to change the default program in Windows

  • Clicking the OBI with right mouse button will bring a menu from which you should select the Open with option
  • Click Choose another app and then select More apps option
  • The last step is to select Look for another app on this PC option supply the directory path to the folder where Microsoft Outlook is installed. Now all that is left is to confirm your choice by selecting Always use this app to open OBI files and clicking OK.
Associate software with OBI file on Mac

The procedure to change the default program in Mac OS

  • Right-click the OBI file and select Information
  • Open the Open with section by clicking its name
  • From the list choose the appropriate program and confirm by clicking Change for all....
  • A message window should appear informing that This change will be applied to all files with OBI extension. By clicking Continue you confirm your selection.

Step 4. Ensure that the OBI file is complete and free of errors

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the OBI file in question. Being unable to access the file can be related to various issues.

Check OBI file for viruses
1. The OBI may be infected with malware – make sure to scan it with an antivirus tool.

If the OBI is indeed infected, it is possible that the malware is blocking it from opening. Scan the OBI file as well as your computer for malware or viruses. If the scanner detected that the OBI file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.

2. Ensure the file with OBI extension is complete and error-free

If you obtained the problematic OBI file from a third party, ask them to supply you with another copy. The file might have been copied erroneously and the data lost integrity, which precludes from accessing the file. It could happen the the download process of file with OBI extension was interrupted and the file data is defective. Download the file again from the same source.

3. Verify whether your account has administrative rights

Some files require elevated access rights to open them. Switch to an account that has required privileges and try opening the Outlook RSS Subscription Format file again.

4. Make sure that the system has sufficient resources to run Microsoft Outlook

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

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

Latest versions of programs and drivers may help you solve problems with Outlook RSS Subscription Format files and ensure security of your device and operating system. It is possible that one of the available system or driver updates may solve the problems with OBI files affecting older versions of given software.

Do you want to help?

If you have additional information about the OBI file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on OBI file.

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