Open the PDF in a PDF viewer or editor
Go to the page you want to save
Choose Print
Select Save as PDF or Microsoft Print to PDF
Set the page range to that single page
Save the file
Use a PDF editor
Select the page you want
Choose Extract, Split, or Export Page
Save the extracted page as a new PDF
On Mac
Open the PDF in Preview
Select the page thumbnail
Drag that page to the desktop or use Export as PDF
On Windows
Open the PDF in Edge, Adobe Acrobat, or another PDF app
Print only the selected page to PDF
Save the new file
On mobile
Open the PDF in a PDF app
Use Share, Print, or Export
Choose the single page and save it as a new PDF