Did you find or received O1 file and your computer failed to open it? Below we will explain what is O1 file extension and how you can open it.

What is a O1 file ext?

O1 is a file extension associated with Free Pascal Object files for GO321v1 Platform .

How to open a O1 file?

In most cases your computer should know what software program should be used to open different file types and extensions like O1. When you double click on the O1 file format, it should open with appropriate software program. If you downloaded or received O1 files for the first time and your system failed to open it then try free file viewers available on the internet after doing enough research not to fall prey to malware.

How to fix errors with O1 files

Scan the file
Before trying to open O1 files on your Windows make sure that it is safe to do so by running through antivirus scanner.
Unable to open O1 files with the associated software program or see an error than try updating the associated software
Do not
If none of the applications in your Windows were able to open O1 file do not change file extension because by changing file extension you are corrupting the file. In case you already changed the extension you can revert it back to O1 by renaming the file. Incorrect associations are the cause of many O1 file errors.

Finally, if Windows is unable to open file extension O1 you may have registry related errors or may not have the appropriate program installed. We strongly recommend that you run a registry scan.

You are currently viewing the detail page for O1 file ext. This page contains a detailed description of the O1 file type, software tools to help resolve file association errors in the Windows registry together with relevant system utility applications and other related information.