In the Activation Wizard, select "I want to activate the software by telephone." Choose your country/region to see the local support number.
What a legitimate activation looks like
The quest for a "100-working" product key often leads users to explore unauthorized or pirated methods of activation. These methods may seem appealing, especially for those looking to circumvent the cost of purchasing a legitimate license. However, such approaches come with significant risks: Microsoft Office 2016 Product Key -Activation 100- Working-