Export to PDF

i have exported pdf no problems until now.

when save pdf, title of pdf not saved pdf as.

see photo.

how change title in blue header reflect actual content of file ????

it doesn't matter call file, title seen when pdf i've created opened (even older ones).

as can see, file says starlight scarf_crochet.pdf and starlight scarf v.2.pdf can see in blue section, doesn't match.

i have exported pdf no problems until now.

how did export pdf? adobe reader can't create pdf files.

SPI