![I-Firefox logo](https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/products/2020-04-14-08-36-13-8dda6f.png)
Why do I receive this message? The Adobe Acrobat Reader that is running cannot be used to view PDF files in a browser. Please exit Adobe Acrobat Reader and your web browser and try again.
The Adobe Acrobat Reader that is running cannot be used to view PDF files in a browser. Please exit Adobe Acrobat Reader and your web browser and try again.
This happened
A few times a week
== Early this year
The Adobe Acrobat Reader that is running cannot be used to view PDF files in a browser. Please exit Adobe Acrobat Reader and your web browser and try again.
== This happened ==
A few times a week
== Early this year
All Replies (2)
I have tried 3 Adobe Reader Add-ons and I get this message from Firefox on all three.l How do I open PDF's from Firefox 3.6.3??