When it comes to Word document protection, most people will remember that some documents are prompted to enter a password when they are open, and, yes, password protection protects your document from being viewed. But in fact, in word2003, more detailed settings are available to protect your documents in a more diverse way, allowing you to specify who you want to browse or modify at your whim.
To open the document you want to protect, click "Tools" on the menu bar-"Protect Document", and then pop-up the Document Protection window on the right side of the page, note the following settings:
1. Format set limits. Click the "Settings" link below the option to set the viewer's changes to the document format in the pop-up window. As shown in figure
2. Editing restrictions. You can quickly set modifications that are only allowed. After setting the above options, you can click on the bottom of the "Yes, start the Force Protection" button, will be pop-up password box settings, enter the password set after the completion.
How to protect Word documents from modification and protection
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