How to Fix Adobe Error 16 (Configuration Error)

Quick answer
Adobe error 16 ("Configuration error. Please uninstall and reinstall the product") usually means the app does not have permission to Adobe's licensing folders. Run the app as administrator, give full control to the Adobe PCD and SLStore folders, or reinstall through Creative Cloud.
What does “Adobe Error 16” mean?
The Adobe app could not read or write its licensing files.
What causes it?
- Missing folder permissions
- Damaged Adobe licensing files
- Incomplete install
Steps to try
Stop when the issue is resolved.
- Right-click the Adobe app → Run as administrator.
- Open C:\Program Files (x86)\Common Files\Adobe and find Adobe PCD and SLStore folders.
- Right-click each → Properties → Security → give your user Full control.
- Use the Creative Cloud app to update the product.
- If needed, uninstall and reinstall from Creative Cloud.
Need more support? Check the official help: Microsoft Support
FAQs
Does error 16 affect Mac too?
Yes. On Mac, check permissions of the Adobe folders in Library/Application Support.
Will reinstalling delete my projects?
No. Project files stay where you saved them.
By Marcus Lee
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