Many businesses depend on Microsoft Office but they might be using old keys, the service to activate might be bugged or offline, or perhaps you recently formatted your PC and lost the installation files. Microsoft Office is used by millions of computer users around the world and is the most common software used by offices, hobbyists and regular computer users everywhere. So the best way is to ask Microsoft for the product key or activation code.Microsoft Office 2016 is still one of the most popular products that Microsoft offers.

Although there are many free ways (or tools) over the net which allows you to activate Office 2016 without the product key, we advise not to try any of them, because you cannot tell if the way (or tool) is harmful to your Windows PC, and to a degree, these free ways or tools actually cause infringement of Microsoft's rights. If you get free Microsoft Office Professional 2016 installed without the product key, you still have to activate it before you can use it. Way 2: Activate Office 2016 with free tool When you are asked to enter the product key, enter it and then you can successfully activate your Office 2016. Step 4: Open your Office 2016 app, such as Word. Step 3: When all product keys are displayed, click the Save to File button to save all the keys into a Notepad. Then this tool will immediately discover the product keys for all genuine software, including Office 2016 installed on your computer. Step 2: Click on the Start Recovery button. Step 1: Download iSumsoft Product Key Finder tool and install it on your computer. Then use the retrieved key to activate Office 2016. If you have ever installed genuine Office 2016 with product key, but later lost or misplaced the product key, you can retrieve the product key by using a Product Key Finder tool. Way 1: Activate Office 2016 with product key finder If you are using other versions of Office 2016 on other Windows, the ways shown below will also work. I will take Microsoft Office Professional Plus 2016 in Windows 10 as an example.

So you need to activate Office 2016 but don't have product key? Now, on this page, I'm going to show you how to activate Office 2016 without product key. How to Activate Microsoft Office 2016 without Product Key

Product key microsoft office 2016 free