Some versions of Microsoft 365 such as Office Professional Plus 2021, Office Standard 2021, or a stand-alone app such as Word 2021 or Project 2021 don't have an associated Microsoft account, or work or school account. The steps to install these versions can be different depending if you got Microsoft 365 through one of the following ways:

Important: If you have a subscription through a Microsoft 365 (or Office 365) plan, that's separate from Office 2021 or Office LTSC 2021.For example, if you are already using Microsoft 365 or if your organization deployed Microsoft 365 Apps for enterprise (previously named Office 365 ProPlus) to the users in your organization, you don't need Office 2021 or Office LTSC 2021.

Office 2021, Office 2019, or Office 2016 versions available as one-time purchases: The following products include the fully installed Office applications. Office Home & Student Office Home & Business Office Professional. Stand-alone Office 2021, Office 2019, or Office 2016 apps available as one-time purchases ...

Microsoft 365 บางเวอร์ชัน เช่น Office Professional Plus 2021, Office Standard 2021 หรือแอปแบบสแตนด์อโลน เช่น Word 2021 หรือ Project 2021 ไม่มีบัญชี Microsoft หรือบัญชีที่ทํางานหรือโรงเรียนที่เชื่อมโยง

Some versions of Microsoft 365 such as Office Professional Plus 2021, Office Standard 2021, or a stand-alone app such as Word 2021 or Project 2021 don't have an associated Microsoft account, or work or school account. The steps to install these versions can be different depending if you got Microsoft 365 through one of the following ways:

Office 2021 is a one-time purchase that comes with classic apps like Word, Excel, and PowerPoint for PC or Mac, and does not include any of the services that come with a Microsoft 365 subscription. One-time purchases don’t have an upgrade option, which means if you plan to upgrade to the next major release, you'll have to buy it at full price

*Ha nincs termékkulcsa vagy fiókja. Az Microsoft 365 egyes verzióihoz, például az Office Professional Plus 2021, az Office Standard 2021 csomaghoz, illetve az önálló appokhoz, például a Word 2021 vagy a Project 2021 programhoz nem tartozik társított Microsoft-fiók, illetve munkahelyi vagy iskolai fiók.. A jelen verziók telepítésének lépései eltérőek lehetnek attól ...

Unele versiuni de Microsoft 365, cum ar fi Office Professional Plus 2021, Office Standard 2021 sau o aplicație independentă, cum ar fi Word 2021 sau Project 2021, nu au un cont Microsoft asociat sau un cont de la locul de muncă sau de la școală.

Office 2021, Office 2019, or Office 2016 versions available as one-time purchases: The following products include the fully installed Office applications. Office Home & Student Office Home & Business Office Professional. Stand-alone Office 2021, Office 2019, or Office 2016 apps available as one-time purchases ...

If you bought Office Professional Plus, Visio Professional, or Project Professional through your employer's Microsoft Workplace Discount Program (formerly known as Microsoft Home Use Program) benefit, select I don't want to sign in or create an account (at the bottom of the screen) and enter your product key.