Open the PDF in a PDF editor or viewer that allows password entry
Enter the correct password to unlock the file
Use the Save As, Export, or Print to PDF option to create a new unlocked copy
In Adobe Acrobat, open the PDF, go to File, Properties, Security, and remove the security settings if permitted
In Google Chrome or Microsoft Edge, open the PDF, enter the password, then print it to a new PDF file
In macOS Preview, open the PDF, enter the password, then export or save a new copy
Use a trusted PDF tool that supports password removal after authentication
If you do not know the password, contact the file owner or requester for access
If the PDF is protected by permissions, use an authorized account or the original source to obtain an unprotected copy