Microsoft account help and support. Get help with signing in, locked or compromised accounts, linked accounts, closing, reopening, and updating your security info and account profile.

Note: If you start to play a DVD or VCD in the Player Library, the Player automatically switches to Now Playing mode. The Blu-ray Disc format is not supported in Windows Media Player. To play a Blu-ray Disc, you need to use a non-Microsoft program that supports Blu-ray playback and a device capable of reading Blu-ray Discs.

Learn how to manage extensions in Microsoft Edge, including adding, disabling, or removing them as needed.

Notes: If you don't see Go to Microsoft Store on the Activation page, contact your organization's support person.. If you made a substantial hardware changes to your device (such as replacing the motherboard) and you have a valid product key, try to activate Windows by phone.

Certificate authority (CA) A certificate authority is an entity similar to a notary public.It issues digital certificates, signs certificates to verify their validity and tracks which certificates have been revoked or have expired.

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

As a Microsoft 365 Family subscriber, you and up to five other people get 50 GB of free mailbox storage for your Outlook.com emails, contacts and calendar items.

New or classic Outlook for Windows desktop apps Classic Outlook for Windows is a desktop app included with Microsoft 365 Personal or Family subscriptions or non-subscription versions of Office such as Office Home & Business. New Outlook for Windows is available free on Windows devices or as a free download.If you don't already have new Outlook, you can download it from the Microsoft Store ...

Important: Microsoft accounts, the Windows operating system, and other Microsoft products include passwords to help secure your information.This article provides some options that you can use to reset or recover your password if you forget it. Be aware that, if these options don’t work, Microsoft support can't help you retrieve or circumvent a lost or forgotten password.

Explore Microsoft Store services From free shipping and returns to our 60-day price protection, we’re here to help you do more with best-in-class devices, software, games, and resources.