Activate your MS Ofiice by Microsoft Office product keys from our list. Learn how to properly use a serial key for MS Office activation. Microsoft office is amongst the world's most widely used text processor. Microsoft Office product key or activation keys can be used. Loss of a product key for Microsoft office usually means the software is useless once uninstalled, so you should be very cautious about. Are You still using Office ? Compare Office to Office Get help and the latest information about Office products. Microsoft Office Product Key is required to avail full features Office Also known as a software key, the product key is a specific key for a. Office for the following products: Office ; Office for Mac Your Office product key (xxxxx-xxxxx-xxxxx-xxxxx-xxxxx). Where do I find my Product Key?. It looks like this: Microsoft office serial key: XXXXX-XXXXX-XXXXX-XXXXX- XXXXX. MS Office product keys: Microsoft office is the successor of Microsoft office Install, and Run the Software you download. Download the latest Microsoft (MS) Office Professional Plus for free with product key a very useful office tool which works for both 32 and 64 bit PC. In order to completely activate the Microsoft Office , you need to have the genuine product keys. Only the genuine Microsoft Office Product key can.