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oleacc.dll Not Found: How to Fix or Download It Again

Find out how to get the missing DLL in minutes

5 min. read

Updated onApril 2, 2024

updated onApril 2, 2024

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Key notes

Any healthy Windows PC has hundreds of DLLs or sometimes even more if there are far too many programs installed. A DLL orDynamic Link Libraryis a file shared by several applications simultaneously, thus increasing the likelihood of error. Andoleacc.dllis often affected.

When there are issues, users come across aDLL not founderror, and the application relying on it fails to launch. Problems like these are common and always easily fixable, whether it’s a DLL published by Microsoft or a third party. So, let’s find out!

What is the Oleacc dll?

Theoleacc.dll, published by Microsoft, is a system file and part of theMicrosoft Active Accessibilitycomponents in the Control Panel. It performs a wide range of functions and is sometimes called upon by programs.

Here are a few reasonsoleacc.dllis missing on your PC:

How do I fix a missing oleacc.dll error?

Before we move forward, try these quick solutions:

If none work, head to the fixes listed next.

1. Re-register the DLL

2. Manually replace the DLL

A quick solution for theoleacc.dllOutlook crash is to manually replace the DLL with a healthy one from another PC. The DLL’s storage location is:C:\Windows\System32

So, open theSystem32folder on another Windows PC, copy the DLL file to a USB drive, and then move it to the same location on the affected computer. Just make sure to remove the corrupt/unreadableoleacc.dllthat existed beforehand.

If the error persists, paste a copy of the DLL into the program’s directory, then restart the computer to verify whether things work out.

As an alternative, it’s much easier to go forspecialized DLL solutionsthat can repair DLL file issues and replace corrupted ones automatically.

3. Repair the corrupt system files

In case it’s thecorrupt system filesresponsible for theoleacc.dllis either not designederror message,running the DISM tooland SFC scan should fix things. These two identify any corrupt files and replace them with their cached copy stored on the PC.

4. Reinstall the app throwing the error

If the problem is limited to a particular application and it wasn’t fixed even after you put the DLL in its directory, chances are that the app wasn’t installed properly.

The best option here is touninstall the applicationand download it from scratch. This worked whenoleacc.dllwas missing in Chrome and Citrix.

5. Perform an in-place upgrade

As a last resort, you can always perform an in-place upgrade to replace all system files, basically, reinstall Windows. But this doesn’t affect the stored files or apps, so all your data is safe.

Once done with the repair upgrade, the missingoleacc.dllin PowerBuilder and other applications will be fixed.

Before you leave, check thebest DLL repair toolsand get one today to prevent such errors in the future.

For any queries or to share more solutions with us, drop a comment below.

oleacc.dll Not Found: How to Fix or Download It Again#

What is the Oleacc dll?#

How do I fix a missing oleacc.dll error?#

1. Re-register the DLL#

2. Manually replace the DLL#

3. Repair the corrupt system files#

4. Reinstall the app throwing the error#

5. Perform an in-place upgrade#