About digital signatures and certificates in Office, and buying a digital certificate from a certificate authority or create your own.

Learn how to retrieve a forgotten username or password for your Office for home or Office for business account.

Device encryption helps protect your data and it's available on a wide range of Windows devices.

If you want to track your Microsoft Rewards order after you redeem an award, sign in to the Rewards page with your Microsoft account, select Redeem and then select Order history.On the Order history page, find your order and then look under Status.. Open Rewards dashboard

Outdated software can cause problems with a Windows upgrade, so removing old or nonessential applications can help. If you plan to reinstall the application later, make sure you have the installation media and all required activation information before removing it.

Learn how to open a shared mailbox in the Outlook Web App. Shared mailboxes let a group of users view and send email, and share a calendar, from a common mailbox.

Whether you receive a link in an email that appears to be from your bank but isn't, fake notifications from social networking sites, or malicious advertisements, we can help you protect your account.

Outlook add-ins provide solutions to help you better interact with Outlook and complete tasks on your messages and appointments without leaving Outlook.

Roaming of the work account's device certificate is not supported. The certificate, issued by "MS-Organization-Access", is stored in the Personal (MY) certificate store of the current user and on the local machine.

Wypróbuj te rozwiązania, jeśli nie możesz zalogować się do konta e-mail usługi Outlook.com, Hotmail, Live lub MSN albo nie wiesz, jak się zalogować lub wylogować.