If you have already purchased Kutools but cannot find your credentials: Check your email: Search for a message from ExtendOffice

Even if you find a “working” offline crack (e.g., replacing DLL files), it frequently:

A unique string of characters sent via email upon completion of a purchase. Together, they represent a one-time purchase for lifetime use

Open , Word , or the specific Office app you have the add-in for. Locate the Kutools tab on the top ribbon.

: Streamlines protecting and unprotecting worksheets and workbooks.

Click the Help or About button at the far right of the Kutools menu.