{"product_id":"project-2021-professional-retail","title":"Microsoft Project 2021 Professional Retail Key","description":"\u003cp\u003e\u003cstrong\u003eMicrosoft Project Professional 2021\u003c\/strong\u003e is a budget-friendly way to license the full professional edition of Project on one Windows PC. It suits users who need to match an existing Project 2021 setup, open files from colleagues on the same version, or simply want Project at the lowest cost. The key is delivered by email with activation help included.\u003c\/p\u003e\u003ch2\u003eKey Facts at a Glance\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEdition\u003c\/td\u003e\n\u003ctd\u003eProject 2021 Professional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevices\u003c\/td\u003e\n\u003ctd\u003e1 Windows PC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLicence type\u003c\/td\u003e\n\u003ctd\u003eOne-time purchase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eActivation\u003c\/td\u003e\n\u003ctd\u003eIn-app product key (File → Account)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlatform\u003c\/td\u003e\n\u003ctd\u003eWindows only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eSupport note:\u003c\/strong\u003e Microsoft support for Project 2021 ends on \u003cstrong\u003eOctober 13, 2026\u003c\/strong\u003e. After that date it keeps working, but without security updates.\u003c\/p\u003e\u003cp\u003eWant the full feature rundown? See our \u003ca href=\"\/de\/products\/microsoft-project-2021-professional\"\u003eProject 2021 Professional guide\u003c\/a\u003e.\u003c\/p\u003e\u003ch2\u003eHow to Install and Activate Project 2021\u003c\/h2\u003e\u003col\u003e\n\u003cli\u003eUninstall any trial or older Project version, and check the bitness (32-bit or 64-bit) of your installed Office.\u003c\/li\u003e\n\u003cli\u003eDownload the Project 2021 installer from the link in your order email and install the matching bitness.\u003c\/li\u003e\n\u003cli\u003eOpen Project and go to \u003cstrong\u003eFile → Account → Change Product Key\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eEnter your key. Activation completes online in a few seconds.\u003c\/li\u003e\n\u003c\/ol\u003e\u003cp\u003eStep-by-step screenshots: \u003ca href=\"\/de\/blogs\/blog\/how-to-download-install-and-activate-microsoft-project-2021-professional\"\u003ehow to download, install and activate Project 2021 Professional\u003c\/a\u003e.\u003c\/p\u003e\u003ch2\u003eTroubleshooting Common Install Problems\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\"We can't install the 64-bit version because you have 32-bit Office\"\u003c\/strong\u003e — install the same bitness as your Office, or remove Office and reinstall both with the same bitness.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\"Product key not valid\"\u003c\/strong\u003e — check that you installed Project \u003cem\u003eProfessional\u003c\/em\u003e 2021, not Standard or a different year.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClick-to-Run conflict with an older MSI version\u003c\/strong\u003e — uninstall the older Project first, then install again.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActivation limit reached\u003c\/strong\u003e — contact our support team for help or a replacement key.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhich Project Version Should You Buy?\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eVersion\u003c\/th\u003e\n\u003cth\u003eMicrosoft security updates\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProject 2024 Professional\u003c\/td\u003e\n\u003ctd\u003eOctober 2029\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProject 2021 Professional\u003c\/td\u003e\n\u003ctd\u003eOctober 13, 2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProject 2019 Professional\u003c\/td\u003e\n\u003ctd\u003eEnded October 2025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProject 2016 Professional\u003c\/td\u003e\n\u003ctd\u003eEnded October 2025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003eFor the longest support, choose \u003ca href=\"\/de\/products\/microsoft-project-2024-professional-retail-cd-keys\"\u003eProject 2024 Professional\u003c\/a\u003e. Compare all versions in our \u003ca href=\"\/de\/collections\/project\"\u003eProject collection\u003c\/a\u003e.\u003c\/p\u003e\u003ch2\u003eWhy Buy From MicrosoftSoftwareSwap?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e30-day money-back guarantee\u003c\/strong\u003e — if the key does not work for you, request a refund within 30 days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifetime replacement warranty\u003c\/strong\u003e — if an activated key ever stops working, we replace it free of charge.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstant email delivery\u003c\/strong\u003e — key, download link and instructions by email, usually within minutes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree 24\/7 support\u003c\/strong\u003e by email and Discord for installation and activation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProject Professional 2021 FAQ\u003c\/h2\u003e\u003ch3\u003eIs this the full Professional edition?\u003c\/h3\u003e\u003cp\u003eYes. It includes every Professional feature for 2021.\u003c\/p\u003e\u003ch3\u003eCan I use it for business?\u003c\/h3\u003e\u003cp\u003eYes. The licence can be used for commercial work, and every order includes an invoice.\u003c\/p\u003e\u003ch3\u003eHow fast is delivery?\u003c\/h3\u003e\u003cp\u003eMost orders arrive by email within minutes.\u003c\/p\u003e\u003ch3\u003eCan I reinstall later?\u003c\/h3\u003e\u003cp\u003eYes. Keep your order email with the key and download link.\u003c\/p\u003e\u003ch3\u003eWhat if the key doesn't work?\u003c\/h3\u003e\u003cp\u003eWe troubleshoot with you, replace the key, or refund you within 30 days.\u003c\/p\u003e\u003cp\u003eGet your \u003cstrong\u003eProject Professional 2021 key\u003c\/strong\u003e now at a budget price.\u003c\/p\u003e","brand":"Microsoft","offers":[{"title":"Default Title","offer_id":45701161549959,"sku":"9932","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0758\/9943\/7191\/files\/project-2021-professional_3966fed4-47ba-47e7-bf58-b9b466b932c0.png?v=1787928048","url":"https:\/\/microsoftsoftwareswap.com\/de\/products\/project-2021-professional-retail","provider":"MicrosoftSoftware Swap","version":"1.0","type":"link"}