If uploads or downloads with the OneDrive website are taking too long, or you selected the wrong files, they can be cancelled. You can also cancel uploads and downloads on mobile devices. See Stop syncing some files below for details.

If you can't sign in to your Outlook.com, Hotmail, Live, or MSN email account, or you're not sure how to sign in or sign out, here are some solutions.

Select View > Show > Hidden items. Was this information helpful? Learn how to show hidden files, folders, and drives in Windows.

Admins should view Help for OneDrive Admins, the OneDrive Tech Community or contact Microsoft 365 for business support. Learn how to stop sharing your files and folders on OneDrive. You can lock a document, disable sharing links, or stop sharing with specific people.

Reactions in Outlook is here to help! Important: Reactions are only available to individuals using a work or school account in Outlook with a qualifying Microsoft 365 subscription. Reactions only fully work when the reactor and the sender of the email both have Exchange Online mailboxes.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge. Find solutions to common problems or get help from a support agent. Learn how the service process for Microsoft Surface works and how to request service online if your Surface needs repair.

To help you keep your device secure, Windows Security monitors your device for security issues and provides a health report, which appears on the Device performance & health page. The Health report alerts you to common issues in four key areas and offers recommendations to remedy them.

Restart (reboot) your PC. Go to Start , select the Power button, and then select Restart . Was this information helpful? Select the Start button, then Power > Restart.

You can use installation media (a USB flash drive or DVD) to install a new copy of Windows, perform a clean installation, or reinstall Windows. To create installation media, go to the software download website, where you'll find step-by-step instructions.

This support page provides a central location with information about the Media Feature Pack for Windows N releases. Use this page to find the correct link for your Windows release version to Microsoft Knowledge Base articles about Media Feature Pack.