We all have our issues with pen sets, they have changed quite a bit from the early days of ArchiCAD Some office templates still use the pens set out in rows like version 9: While ArchiCAD’s standard pen set has looked like this for several years now: If you are using the old style you
You can import Attributes (linetypes, fill patterns, composites etc) from other pln files using the Attribute Manager, which lives in the Options menu, under Element Attributes.
When amending Composites or Materials, pick-up its properties first. Then when you open its Settings (Options > Element Attributes > . . . ) this element will be already selected.
If you have a Pen Set from another project that you want to use in your current project go to Options > Element Attributes > Attribute Manager, within this dialog select the Pen Set icon, on the right side select Open and search for your project that has your Pen Set, select the Pen Set