Windows 10 activates automatically if you install from the DESKTOP of the old OS. Run Windows, insert the media, click on Install Now when Setup loads. When installation completes you have your free copy of Windows 10. If you start Setup by inserting the media and then turning on the computer you will never activate. Your copy of MS Office Professional 2016 cannot be activated because the specified product key has already been activated the maximum number of times permitted for your software license as specified i … read more 1.In the Activation Wizard, select the country/region where you reside and where you plan to use the product. The wizard provides one or more telephone numbers appropriate for your selection. Use the number provided on your Activation Wizard screen to call the Microsoft Activation Center. 2.Call the Activation Center. Once the account page loads, go to the bottom of the page and clink on the link that reads "Activate Office with a product key" (in the bottom-left corner of the page). Now, just enter your product key and the system will automatically extend your Office 365 subscription by another year. Create meetings with a dial-in number that attendees can join by telephone with Audio Conferencing. Make, receive, and transfer calls across a wide range of devices with an option to add Calling Plan. Learn more. Install the Office desktop apps on up to five PCs or Macs per user. 3; Install Office apps on up to five tablets and five phones per Bought a new HP Spectre 360x laptop, as well as an MS Office 2019 (single device) product key download. There were keyboard problems with the laptop from the onset (having to hit the space bar 5 or 6 The product key isn't valid (KEY_NOT_ACTIVATED) You'll see this message if the retailer where you purchased Office didn’t activate the product key at the point of sale. The product key must be activated by the retailer before you can use it. To resolve the issue, go back to the store where you purchased Office and have them activate the From your problem description, you can activate your Office for Mac 2019 in your Mac. If you would like to use license removal tool to remove your Office license as Jeff suggested in the main thread. You can refer to this article about How to remove Office license files on a Mac . I recently got a new computer (an Asus) which had Microsoft Office Home and Student 2019 pre-installed on it.When I brought up MS Word, it asked me if I wanted to activate it online. I chose that Office has been activated and used in only two of my other laptops and this time is just the third one. As far as I know, the maximum is five for each product key. This trouble really annoys me. I've tried telephone activation but it didn't work either. Please show me a guide to fix this trouble. ER163.