Olmapi32.dll Missing (Steps and Troubleshooting Screenshots) October 23, 2015October 25, 2018 Vikas Windows Your operating system may show Olmapi32.dll error because the file has disappeared. You may be wondering what to do now. Here are given steps to bring this file back and optimize your computer for optimum performance. Error Olmapi32.dll? Clean Your Windows Now ST Cleaner is compatible with Windows 10, 8.1/8, 7 By clicking to download, you agree to these Terms See Features & Functions Ensure you’ve single version of Outlook installed Your system may have two different versions of Microsoft Outlook installed. It may lead to conflicts with its files and program components. Uninstall the oldest version through Programs and Features list that appears in your Control Panel window. Configure an Exchange Account Using the Email Accounts wizard under Mail category of the Control Panel, configure a new exchange account. Reinstall Outlook from Scratch Delete the file OLMAPI32.dll from the Office 12 sub folder located in the Microsoft Office installation path. Browse the Program Files folder from your system drive. After deleting the file, uninstall and reinstall Microsoft Office program. Update Service Pack If you’re using an older version of Windows update to the latest service pack compatible with your system, make sure the automatic updates download & installation is turned on. You should get an option to download latest service pack under Optional Updates section. This step is not applicable to Windows 10. Restore Deleted File You could find the Olmapi32.dll file in Recycle Bin if it was previously deleted by a user or application. Restore it to the original location. Run Full Scan Check your computer for viruses using a good Antivirus tool to get rid of any hostile application that causes the Olmapi32.dll error. Undo Recent Changes Using the System Restore tool rollback your system to an earlier point in time. A recent configuration may have caused errors. Reinstall Affected Application Uninstall and reinstall the application that displays Olmapi32.dll error. You should able to find a Start Menu shortcut for the setup uninstaller in Start Screen, usually named as “<Program> Uninstaller, <Program> Setup. Alternatively, you can use the seutp wizard that you chose for program installation, and then choose an option labeled “Remove (Uninstall) this program”, and click Next. Update Drivers Make sure all device drivers are up-to-date. Use Device Manager tool using the Search box in the Start Menu. Rollback Drivers If your Olmapi32.dll problem occurred after updating a particular driver, just rollback it from the Driver Properties dialog box > Driver tab.