Office KMS Activator Ultimate is the latest edition of Office Activator to help you activate all versions of Office 2010, 2013, 2016, 365 and 2019 in a more reliable way. You have the best chance to take advantage of this latest Microsoft Office offer. It has a powerful ability to activate the latest version of Office. Office KMS Activator Ultimate is a very safe and simple activation program that does not have any harmful effects on system files. Its activation limit is 180 days, but you can renew it once it expires. After 180 days, you can reactivate for another 180 days. Screen: