How to encrypt a PDF file
September 14, 2026
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1. Open the PDF file with WPS Office.
2. Click theProtectbutton on the top menu bar → Encryptbutton.
3. In the pop-upEncryptioninterface, checkSet the open passwordorSet password of editing and extractingas needed.
4. ClickConfirm.
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15 years of office industry experience, tech lover and copywriter. Follow me for product reviews, comparisons, and recommendations for new apps and software.
