If sensitive documents are open for anyone to view
Contracts, HR files, and documents containing personal information should be protected so not just anyone can open them. Setting a password means only someone who knows it can view the contents, lowering the risk of the information leaking out.
How to remove the password later
If you no longer need the protection, open the document (entering the password when prompted), go back to "File β Info β Protect Document β Encrypt with Password," and this time delete the password from the field before clicking OK. Leaving the field blank removes the encryption entirely.
Frequently Asked Questions
If I forget the password, can I never open the document again?
That is correct β Word's encryption provides strong protection, but there is no official recovery method if you forget the password, so be sure to store it somewhere safe separately.
Can I still send the file to someone else after setting a password?
Yes. The file itself transfers normally, and the recipient will simply need to enter the password you set before they can view the contents.