How to Lock Sections of a Word Document

1. Open the document in Microsoft Word. Click the 'Microsoft Office' button in the top left-hand corner and select 'Word Options.' Check 'Show Developer Tab' and click 'OK.'
2. Click on the 'Developer' tab and choose 'Design Mode' in the controls section. Click 'OK' to enable macros.
3. Select the section of the document that you want to lock. Click the 'Aa' (Rich Text) icon the controls section.
4. Click 'Properties' and check 'Content control cannot be deleted' and 'Contents cannot be edited.' Type in a short title for the section and click 'OK.' The section of the document is locked and cannot be edited by viewers.
5. Click 'Protect Document' and select 'Restrict formatting and editing.' Check 'Limit formatting to a selection.' Uncheck 'Allow only this type of editing.' Click 'Yes, Start Enforcing Protection.'
6. Type in a password and retype it to confirm. Click 'OK.' The entire document is now password protected and no one will be able to unlock the document section without the password.