Sign Existing PDF

LibreOffice can digitally sign an existing PDF document.

このコマンドの見つけ方

「メニューバー」から

Choose File - Digital Signatures - Sign Existing PDF.

From the tabbed interface:

Choose File - Sign Existing PDF.

On the File menu of the File tab, choose Sign Existing PDF.

「ツールバー」から

Icon Sign Existing PDF

Sign Existing PDF


The PDF document opens in LibreOffice Draw in read only mode.

Sign the PDF document as usual.

ご支援をお願いします!