Table of Contents
Open or create *.lsc files. On an existing design it might happen that blocks with a ? (question mark) appear. Those blocks are UDF (User Defined Functions). and are not found.
In soft comfort under Tools => Options => UDF => Add Folder, the directory containing UDF *.lma files must be added.
Select instructions and press F1 for context sensitive help popping up (via icon and mouse seem not to work).