When trying to activate or use Office products, we get the Microsoft (Office) 365 Product Key installation error 0x80070005. This error is faced by a lot of Office ...

The "Product Activation Failed" error in Microsoft Office arises when the application cannot verify your license or subscription status. This hiccup, hindering full ...

All paid products from Microsoft go through the Activation process. While most of the time it works, sometimes there is a problem. In this guide, we are looking at some common solutions to ...