I keep getting the following error “The plug-in returned an error”. PDF, MS Word , and
i am getting “The plug-in returned an error” message when trying to open word, xlsx, or especially pdf files. Sometimes I can get a file to open on the 2nd or 3rd try. My Mac mini System is super slow. I have a Mojave’s OS with 8GB of memory and 1 TB of storage. Any solutions that you know of?