To activate Kutools with your license:
If you have lost your legitimate license information, use these official ExtendOffice Support tools: kutools license name and code fixed
License Name: This usually refers to the name or username associated with your license purchase. You can find this information in the purchase confirmation email you received when you bought Kutools. Understanding Kutools Licensing
Ensure the version you installed (e.g., Kutools v26) matches your license. Older licenses may not work on newer versions without an upgrade. Run as Administrator: Right-click Excel and select Run as Administrator Activating Kutools To activate Kutools with your license:
Conclusion