Versions Compared

Key

  • This line was added.
  • This line was removed.
  • Formatting was changed.

Bước 1: Chọn Review > chọn Protect Document

On the Review tab, Protect Document is highlighted

   

Bước 2:

...

Nhập Password vào ô Set a password to open this document:

On the Password Protect dialog box, Security is highlighted