"The product key is not valid." Solution: Copy the key directly from your purchase email. Ensure you did not include leading or trailing spaces. Also, verify you are using the correct key for "Kutools for Word" (not Excel or Outlook, as they are separate products).
Close Microsoft Word completely. Run the .exe installer. Accept the terms and follow the default installation prompts. kutools for word license key verified
"Verification failed. Network error." Solution: Your firewall or corporate network may be blocking the activation server. Temporarily disable the firewall or connect to a different network. Alternatively, contact ExtendOffice support for an offline activation file. "The product key is not valid
A: Contact ExtendOffice support with your purchase email or order number. They will resend your license key immediately. kutools for word license key verified