So, to activate the professional app on a different device, you need to activate the apps by one of the following methods mentioned in this article: Activate Office using the Activation wizard (microsoft.com) Reference article: Deactivate an installation of Office (microsoft.com) If the methods in the article didn't help, please contact 5 days ago · Bottom line how to activate microsoft office 2021 without any product key step 1. first of all, you need to go to the settings then head toward windows security after that click on virus & threat protection. step 2. now, click on manage settings. step 3. here, simply turn off the toggle real time protection in the section of real time protection. Use Key Management Service (KMS) to activate Office LTSC 2021: PIDKEY: Enter the Generic Volume License Key (GVLK) for KMS activation. Use Multiple Activation (MAK) to activate Office LTSC 2021: PIDKEY: Enter the product key for MAK activation. Which languages to download or install For example, English (en-us) and French (fr-fr). Language ID The product key that you entered didn't work. Check the product key and try again, or enter a different one. Causes: There are two possible reasons why you may encounter this issue: The Multiple Activation Key (MAK) wasn't valid. A known issue in Windows Server 2019 interfered with authenticating the product key. Solution: This article was about how to activate Microsoft Office 2019 without a product key and any software on Windows 10/11. With this method, you can effortlessly activate Microsoft Office Professional Plus 2019 without a product key in just about 3-4 minutes. How to download and activate Microsoft Office 2019 without product key.pdf - Free download as PDF File (.pdf), Text File (.txt) or read online for free. Activate Microsoft Office 2019 on Mac. Step 9. Click Start Using Word or Excel depends on what program you’ve opened. Click OK. Activate Microsoft Office 2019 on Mac. Step 10. Click on the Word tab and select About Microsoft Word. Step 11. Here you will notice that Microsoft Office 2019 is fully activated and licensed. Now you know that your system needs the key to activate the office. Microsoft Office 2019 Product Key: AE4SX-5CR6T-FV7BG-8YHUN-KY7GT; 7B8HU-YGTFV-54WA4-ESXD5 Concerning Step 3: If you see no “What’s New” box, you may need to activate your Office for Mac from within the app itself. Concerning Step 4: The email entered may be used for your Microsoft Account or your Office for Business account assigned by your employer or school. Concerning Step 5: This “enter password” screen can vary You can see in the below screenshot that in Microsoft Office 2019 is written that Activation Required. Therefore, I will show you to fix it without installing any software and product key. However, you have to follow the steps below in order to activate free of cost. Activation Required for Microsoft Office 2019. D8JzQmX.