You can remove all PDF/X- or PDF/A-specific information, such as the output condition or the GTS_PDFX version key. This is useful if a PDF/X- or PDF/A-compliant file has been modified, if you want to start over, or if an ICC profile increases the file size too much.
or
the Remove PDF/A iconĀ
. The
icon of a PDF/X- or PDF/A-compliant file has a green check mark
in the lower right corner.