I have upgraded my Mac and old PDF files that I could freely edit in the past have now become locked.
The files are located on a shared Google Drive and co-workers using older Macs can still open and edit (copy and paste) from them.
Has anyone else experienced this?
Is there something different in a security setting on new model Macs?
Thanks!
It is a bug with the macOS Preview app according to @etresoft who is a respected forum contributor and independent software developer. See this post & thread here:
Preview automatically locking PDFs with p… - Apple Community
There was a more recent thread where @etresoft explained things a bit more, but I'm unable to locate it at the moment. Actually found one of those more recent threads here (not the one I was hoping for though):
Unwanted PW Protection on PDF - Apple Community
Here is another post which offers other third party PDF Editors:
Why is Preview locking a PDF form with a … - Apple Community
PDF Files suddenly became locked
