當你有重要的 PDF 檔案需要上鎖,卻找不到工具可以使用嗎?那就讓這款 Password protect PDF 最佳 PDF 上鎖工具來幫你搞定吧!Passw...
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How to Password Protect PDF Documents
How to Password Protect Digitally Signed PDF Documents. 1. Open the PDF and choose File > Print > Adobe PDF > Print. 2. Type the file name, and click Save. 3 ... ...(以下省略)
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When you have completed editing your PDF document as per your need, head to the “Protect” section and click the “Set Pas...
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Open the PDF and choose Tools > Protect > Encrypt > Encrypt with Password. If you receive a prompt, click Yes t...
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2020年6月18日 — You can password protect a PDF in Adobe Reader by clicking the shield icon in the Acrobat tools sidebar a...
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Click “Protection” and click “Encrypt” in the drop-down sub-menu that appears. Acrobat opens the “Encryption Options” di...
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How to Password Protect Digitally Signed PDF Documents. 1. Open the PDF and choose File > Print > Adobe PDF > P...
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Double-click on your PDF doc to open in the Preview app. · Click File > Save. · Check the encrypt box > enter your...
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Click the Select a file button above, or drag and drop a PDF into the drop zone. · Enter a password, then retype it to c...
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how to save pdf file with password 參考影音
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