If you selected the Share button, people will receive an email message inviting them to open the file. They can select the link to open the workbook. A web browser will open, and the workbook will open in Excel for the web. If they want to use the Excel desktop app to co-author, they can select Edit in Desktop App.However, they'll need a version of the Excel app that supports co-authoring.

Learn how to manage your Microsoft devices. Add, remove, register, or rename a device on your Microsoft account.

Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Cookies are small pieces of data stored on your device by websites you visit. They serve various purposes, such as remembering login credentials, site preferences, and tracking user behavior.

Compress the file. When you compress, or zip, your file, it decreases its size, and it might decrease it enough to fit within the Outlook size limits for attachments.The following articles describe how to compress and extract files for different Windows operating systems.

Introducing Microsoft Phone Link Our evolution of the former Your Phone app brings a new name to the user experience. With the new Phone Link on your Windows PC and the new Link to Windows app on your Android device, accessing your mobile apps and content has never been easier!

What are passkeys? Passkeys are a replacement for your password. With passkeys, you can sign into your Microsoft personal account, or your work/school account using your face, fingerprint, or PIN.

Website notifications appear in the lower right corner of your screen and are also displayed in the notification center.When notifications are turned on for a website, they will still appear even if Microsoft Edge is closed.

Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.