Step 1: Open the file, convert ’Edit’ to the ‘Edit Mode’.
Step 2: Click ‘Tools’ at the bottom.
Step 3: Click ‘File’ Tab, choose ’Document Encryption’, then turn on the button .
Step 4: Input the password, then click OK to finish the encryption.
Note: Please remember what password you have set. If you forget the password, you can not open your file.
Click ‘File’ Tab, choose ’Document Encryption’, then turn off the icon .
Step 1: In the ‘file’ tab, click ‘Change password’.
Step 2: Input a new password.
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