Securely sign in to access your Microsoft account and manage emails, calendars, and other services efficiently.

Collaborate for free with online versions of Microsoft Word, PowerPoint, Excel, and OneNote. Save documents, spreadsheets, and presentations online, in OneDrive.

Customize and configure Office deployment settings for your organization with the Office Customization Tool in Microsoft 365 Apps admin center.

Create forms in minutes... Send forms to anyone... See results in real time

Access and manage your Office 365 account, users, and settings from the admin portal.

Grammarly for Microsoft Word Grammarly Get started with the add-in: Open in Word Online

To proceed, please download the latest version of this app from the Microsoft Store. Click here to get the update.

If you're using Word, Excel or PowerPoint, press Insert > My Add-ins. In the Add-ins for Office box, find your add-in. If you don't see it, verify that you're signed into Office. Press Refresh to update the list. …

Adobe Acrobat for Microsoft Word, Excel, and PowerPoint ADOBE INC. 开始使用加载项: 在 Excel Online 中打开 在 Word Online 中打开 在 PowerPoint Online 中打开

This add-in works in: Word 2016 or later on Mac, Word on the web, Word 2013 or later on Windows.