Keeping leading zeros and large numbers in Excel. Use a custom format to keep the leading zeros. If you want to resolve the issue just within the workbook because it's not used by other programs as a data source, you can use a custom or a special format to keep the leading zeros.

Describes how to use the clean boot process to troubleshoot a problem in Windows 8.1, Windows 8, Windows 7, or Windows Vista.

Play MP4 files in Windows 10 by right-clicking the file and choosing what application to open it with.

This page provides phone numbers of Microsoft customer service.

There are many reasons to listen to a document, such as proofreading, multitasking, or increased comprehension and learning. Word makes listening possible by using the text-to-speech (TTS) ability of your device to play back written text as spoken words.

When you see unexpected charges from Microsoft in a statement from your bank, credit card, or any other payment provider, we want to help you resolve your question as quickly as possible.

SafeSearch helps keep adult content out of your search results. There are different ways you can turn on SafeSearch: For individual accounts, choose SafeSearch options on the Settings page.

This article describes step for users to allow all Web sites in the Internet zone to run JavaScript in Internet Explorer, Chrome, and Firefox.

Training: Learn how to quickly get started with Microsoft 365, share and collaborate, work in Microsoft Teams, work from anywhere, and try cool Microsoft 365 features.

Use Find my device to locate and lock your lost or stolen Windows devices.