Valid content will not be detected when included in inactive layers.
When hiding one layer such as die-cut or varnish, another valid content is also disabled hence cannot be inspected by the proofreading software.
✅ Use Valid Content in separate layers.
✅ Standardize in layers.
✅ Standardize on the name to a Comprehensive Name.
✅ Use Dieline in a unique layer.
❌ Mix content with Die-line or information layers.
❌ Use the same value color of the dieline and varnish in Valid Contents.
The following steps describe how to view information about how to create PDF with layers:
InDesign and Illustrator
Export to PDF → Choose the PDF Preset → Make Sure to Check the (Create Acrobat Layers Top-Level Layers). The layers compatibility is up to Acrobat 6 (PDF 1.5)