If you can't sign into your Microsoft account, most issues can be identified by our sign-in helper tool. The tool will ask you to enter the email address or mobile phone number you're trying to sign in with and check the details you provide. If we detect a problem with your account, we'll tell you what you need to do to solve the problem.

An array formula (one that spans multiple cells) can do calculations on rows and columns of cells where you might otherwise need to use several formulas. For example, you can count the number of characters that are contained in a range of cells, sum only numbers that meet certain conditions (such as the lowest values in a range or numbers that fall between an upper and lower boundary), and sum ...

lo@t finds "lot" and "loot." The beginning of a word < <(inter) finds "interesting" and "intercept" but not "splintered." The end of a word > (in)> finds "in" and "within," but not "interesting." Word for the web lets you find and replace basic text. You can match case or fine whole words only. For more varied options, open your document in ...

Warning: Turning off Memory Integrity on a Secured-core PC takes the device out of a Secured-core state.If you choose to continue using your device without addressing the driver problem, you might discover that the functionality the driver supports does not work any longer, which could have consequences ranging from negligible to severe.

If you can't open Microsoft Edge, or if it opens briefly and then closes, or if you’re unable to open specific webpages, here are some things you can try. Close other tabs, extensions, and apps. Your computer may have run out of memory, and can't load the site while also running your apps, extensions, and programs.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Top of Page. Contacts (People) keyboard shortcuts. The People view is your address book in Outlook where your personal contacts are stored and where you can open any address book that has been set up for your organization. The People, Mail, and Calendar views work together so you can easily send mail to and schedule appointments with your most important people.

Installing Windows 11 on this PC is not recommended and may result in compatibility issues. If you proceed with installing Windows 11, your PC will no longer be supported and won't be entitled to receive updates. Damages to your PC due to lack of compatibility aren't covered under the manufacturer warranty. Before you install Windows 11

I don't see the Microsoft Rewards gift card I want. Some gift cards aren’t always available through Microsoft Rewards - check back often! In the meantime, there are always great apps, movies, games, sweepstakes, and more available - all from Microsoft. Explore the Redeem page to see what’s available now.

Share your file with others. To invite other people to access your PowerPoint file and collaborate, take these steps: With the presentation open, select the Share button in the top right corner of the ribbon. If you have not yet stored your presentation to OneDrive or SharePoint in Microsoft 365, a message will direct you to do so.