PDFSimpli

Change PDF Date Modified Mac

Change PDF Modified Date on Mac

Bypass macOS Finder limitations and easily edit your PDF timestamps online.

Works perfectly on Mac and Safari

No Terminal commands needed

Edits internal PDF metadata

24/7 multilingual phone, chat and email support | +1-844-898-1076

Upload Your File

Drop PDF Here

Works perfectly on Mac and Safari

No Terminal commands needed

Edits internal PDF metadata

24/7 multilingual phone, chat and email support | +1-844-898-1076

Unlimited access to all our tools

How to redate PDF files online

Change PDF dates online in 4 simple steps:
Click on "UPLOAD PDF TO REDATE" or select, drag and drop your file in "Drop PDF Here."
Enter the new date (and time, if applicable) you want to set for the PDF.
Click the "APPLY DATE" button.
Download the redated PDF file or share it with anyone.

Change PDF dates online in 4 simple steps:

Click on "UPLOAD PDF TO REDATE" or select, drag and drop your file in "Drop PDF Here."

Enter the new date (and time, if applicable) you want to set for the PDF.

Click the "APPLY DATE" button.

Download the redated PDF file or share it with anyone.

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Frequently asked questions

macOS Finder automatically updates the modified date every time you interact with a file. To change the internal PDF date permanently, you need a dedicated metadata editor like PDFSimpli.

Just open Safari or Chrome on your Mac, upload your PDF to our tool, select your new modified date, and click apply. The downloaded file will have the correct metadata.

Yes, your file is 100 percent secure. We use advanced cloud encryption and do not store your files. Redate your PDF files worry-free.

Yes. When you change the internal EXIF metadata using our tool, Apple's Preview app will read and display the newly updated creation and modification dates.

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in 5 simple steps

Writing on a PDF is not as strange as it sounds, but it’s so simple that it can be done in five steps

Quickly sign a PDFand get e-signatures

Our e-sign tool makes it a breeze to sign and send PDF contracts, invoices and other documents

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