Install & Upgrade

Frequently Asked Questions (FAQ) I have updated to PDF Annotator 9, but want to revert to the previous version What happens to my tools and settings when I upgrade to a new version? How to install PDF Annotator silently (unattended) How long will updates and support be available for my PDF Annotator version? Which limitations apply for the trial version? PDF Annotator Setup is asking for a username and password, which I do not know.