OR5 file icon

OR5 File Extension

Lotus Organizer 5 Format
  • Developer
  • Category
  • Popularity
    3.6 (3 votes)

What is OR5 file?

OR5 is a file extension commonly associated with Lotus Organizer 5 Format files. Lotus Organizer 5 Format specification was created by IBM. OR5 files are supported by software applications available for devices running Windows. Files with OR5 extension are categorized as Data Files files. The Data Files subset comprises 1326 various file formats. The most popular software that supports OR5 files is Lotus Organizer. Lotus Organizer software was developed by IBM, and on its official website you may find more information about OR5 files or the Lotus Organizer software program.

Programs which support OR5 file extension

The following listing features OR5-compatible programs. Files with OR5 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.

Programs that support OR5 file

How to open file with OR5 extension?

Being unable to open files with OR5 extension can be have various origins. What is important, all common issues related to files with OR5 extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Get the Lotus Organizer

Install software to open OR5 file Problems with opening and working with OR5 files are most probably having to do with no proper software compatible with OR5 files being present on your machine. The solution to this problem is very simple. Download Lotus Organizer and install it on your device. The full list of programs grouped by operating systems can be found above. If you want to download Lotus Organizer installer in the most secured manner, we suggest you visit IBM website and download from their official repositories.

Step 2. Verify the you have the latest version of Lotus Organizer

Update software that support file extension OR5You still cannot access OR5 files although Lotus Organizer is installed on your system? Make sure that the software is up to date. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. This can be one of the causes why OR5 files are not compatible with Lotus Organizer. The most recent version of Lotus Organizer is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Set the default application to open OR5 files to Lotus Organizer

After installing Lotus Organizer (the most recent version) make sure that it is set as the default application to open OR5 files. The method is quite simple and varies little across operating systems.

Associate software with OR5 file on Windows

The procedure to change the default program in Windows

  • Choose the Open with entry from the file menu accessed by right-mouse clicking on the OR5 file
  • Click Choose another app and then select More apps option
  • To finalize the process, select Look for another app on this PC entry and using the file explorer select the Lotus Organizer installation folder. Confirm by checking Always use this app to open OR5 files box and clicking OK button.
Associate software with OR5 file on Mac

The procedure to change the default program in Mac OS

  • By clicking right mouse button on the selected OR5 file open the file menu and choose Information
  • Find the Open with option – click the title if its hidden
  • From the list choose the appropriate program and confirm by clicking Change for all....
  • If you followed the previous steps a message should appear: This change will be applied to all files with OR5 extension. Next, click the Continue button to finalize the process.

Step 4. Ensure that the OR5 file is complete and free of errors

Should the problem still occur after following steps 1-3, check if the OR5 file is valid. It is probable that the file is corrupted and thus cannot be accessed.

Check OR5 file for viruses
1. The OR5 may be infected with malware – make sure to scan it with an antivirus tool.

If the OR5 is indeed infected, it is possible that the malware is blocking it from opening. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. If the OR5 file is indeed infected follow the instructions below.

2. Verify that the OR5 file’s structure is intact

If the OR5 file was sent to you by someone else, ask this person to resend the file to you. 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. If the OR5 file has been downloaded from the internet only partially, try to redownload it.

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 Lotus Organizer 5 Format file again.

4. Make sure that the system has sufficient resources to run Lotus Organizer

The operating systems may note enough free resources to run the application that support OR5 files. Close all running programs and try opening the OR5 file.

5. Check if you have the latest updates to the operating system and drivers

Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with Lotus Organizer 5 Format file. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle OR5 files.

Do you want to help?

If you have additional information about the OR5 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 OR5 file.

Top File Extensions
Show more
File Extension of the day
cpgz icon


Compressed CPIO Archive

File with .CPGZ filename extension contains a compressed CPIO (Copy In, Copy Out) file archive. CPGZ format uses Gzip compression algorithm. This t...