Processes in Microsoft 365 for setting up Office apps, redeeming product keys, and activating licenses.
It's not just software makers who stop supporting products after a specified period of time. Automobile manufacturers, appliance, shoe, clothing, housewares, tools, and manufacturers of other goods all do the same thing. It seems that every manufacturer has support limitations. It's ridiculous! Everything should have FREE lifetime support. Contact your government officials and demand change!