Microsoft Windows 11 Pro

Microsoft Office and Windows OEM keys for PC, including Microsoft Office Professional Plus 2021, Office 2019 and Office 2016, and Windows 10 and Windows 11 Home and Pro.

1. Sign in at Office.com/setup with your Microsoft account, enter the 25-character code and select "Next". 2. For phone-activation keys (Office 2021 Professional Plus): enter the product key to activate the software and select the "Activate by Phone" option. 3. Call the phone number shown in the activation guidelines. 4. Follow the voice instructions during the call. 5. Office 2021 Pro Plus installer (English): officecdn.microsoft.com/pr/492350f6-3a01-4f97-b9c0-c7c6ddf67d60/media/en-us/ProPlus2021Retail.img 6. Office 2016 Pro Plus Retail installer: officecdn.microsoft.com/pr/492350f6-3a01-4f97-b9c0-c7c6ddf67d60/media/en-US/ProPlusRetail.img 7. After launching the application, you will be asked for your code.

1. A Microsoft Windows licence key is for 1 PC. 2. Office 2021, Office 2019 and Office 2016 can only be activated via ISO files, and buyers must use phone activation for Office. 3. Office 2019 requires Windows 10 or Windows Server 2019; Office 2016 requires Windows 7 SP1. 4. Windows 11 Home cannot be used to upgrade your system from another version. 5. You must install the same Windows edition as the key you bought (for example, a Windows 10 Home key requires Windows 10 Home); if a different edition is installed, the key will not work and Windows must be reinstalled. 6. The key cannot upgrade a system from Pro to Home or from Home to Pro. 7. Microsoft product keys often require activation during a clean installation of Windows; if a different operating system or Windows edition is already installed, some key types may not work or may fail to activate.