Exiftool works on any file that stores metadata including word docs, pdfs. pdf · then remove ununsed objects with qpdf : qpdf - - linearize some. you can then view the metadata of the pdf document. windows linux mac iphone android. remove metadata with exiftool : exiftool - all= some. in ubuntu, this is. how to get and change pdf metadata from command line. pdf | grep title shows that the title field doesn' t exist. so if you really want to delete the metadata from pdf files so it cannot be recovered instead of just hiding it, you should use the command qpdf. built in vala and gtk4/ libadwaita, the utility opens pdf documents so you can edit or remove metadata attached to the document. we can use exiftool to remove the metadata of other files like image and video fil. here' s how to remove file metadata on linux. want to remove metadata from your files on linux easily? how to remove pdf metadata. you can edit linux remove pdf metadata and delete metadata as you. to remove all pdf information dictionary using pdftk on your ubuntu terminal, you can use the following commands: pdftk file. go to the file tab and choose the properties description option. select your files you want to remove pdf metadata from or drag and drop them into. pdf text no- longer being selectable, compressed images being re- compressed. to remove the metadata, just backspace the contents here and press ok. there is a tool called mat ( metadata anonymisation toolkit) that can remove metadata from a number of different formats.