If you see the message "This product key has already been used," this means that you've already redeemed your product key and added your Office product to your Microsoft account. Don't worry, this message doesn't mean you can't install or activate Office. Use your Microsoft account to install and activate Office You’ll see some license details such as the license type (a retail copy, a volume licensed copy, or Office subscriptions copy) and the last 5 characters of the product key. Part 2: Remove Existing Office Product Key. To remove your Office product key, you need to use the /unpkeyswitch, along with the last 5 characters of the product key You will receive a notification that your account has Office 2021, please click [Get started] ⑭. Please click [Accept] ⑮ to agree to the Microsoft Office license agreement. The Office 2021 activation has been completed and is ready for you. You can also check the status on the Product Information of Account. Q & A It will create an inventory of your computer and of the software that is installed on it and that inventory will include the Product Keys for the installed software, where applicable. If you want to determine if there is a license for the Office 2013 installation, there will be one if under File>Options>Account, "Product Activated" appears Display the current license information with activation status and partial product key. /dlv: Display additional license information. Similar to /dli but more detailed. /dti: Display Installation ID for offline activation. /ipk key: Change the Windows product key. Replaces the current product key if present. /ilc file: Install a license file. /lil It can retrieve the following types of Microsoft Windows keys - OEM: DM, OEM: SLP, OEM: NONSLP, OEM: COA, Retail = Full Packaged Product (FPP), Volume: MAK = Multiple Activation Key, Volume: GVLK = Group Volume License Key, and WAU = Windows Anytime Upgrade. Buy MICROSOFT Office Home and Student 2019, One-Time Purchase - Lifetime Validity, 1 Person, 1 PC or Mac (Activation Key Card) for Rs.5699 online. MICROSOFT Office Home and Student 2019, One-Time Purchase - Lifetime Validity, 1 Person, 1 PC or Mac (Activation Key Card) at best prices with FREE shipping & cash on delivery. Only Genuine Products. 30 Day Replacement Guarantee. Use of the Microsoft Support and Recovery Assistant to uninstall Office 2019 then reinstall a freshly downloaded Office. Manual uninstall of Office 2019 (remove all related registry keys, files etc.) and install a freshly downloaded office 19. Checked compatibility mode solutions offered and confirmed that it was not turned on. Here’s how to do that: Step 1. Type cmd in the Search box, and then right-click the Command Prompt window and select Run as administrator. Then Step 2. In the elevated Command Prompt, type the following command and hit Enter to find the Office product key. Here Go to the Help menu and select “Account” or “Sign in” from the drop-down list depending on your version of Office. 3. Sign in with your Microsoft account or click “Create one” if you 6jW55.