Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Microsoft hält immer ein Auge auf ungewöhnliche Anmeldeaktivitäten, nur für den Fall, dass jemand anderes versucht, auf Ihr Konto zuzugreifen. Wenn Sie an einen neuen Ort reisen oder ein neues Gerät verwenden, bitten wir Sie möglicherweise, zu bestätigen, dass Sie es wirklich sind.

We have a couple of Windows 7 laptops and desktop PCs to upgraded to Windows 8.1 for software testing. It seems Microsoft no longer hosts the Windows 8 or Windows 8.1 ISO file. What is the best place to let me download Windows 8.1 ISO file now? Safety is our first priority as we will run some corporate based apps on these machine.

We wanted to provide an update on Exchange Online EWS deprecation.

Microsoft has officially removed the SaRA utility from all in-support versions of Windows updates released on and after March 10, 2026. Can I reuse SaRA scripts with the Get Help command-line tool?

Tip If you don't see your picture at the top of screen, check to see if ad blocking is turned on. Sometimes this prevents the picture from showing. If you don't see Profile or Account options, you can access them at account.microsoft.com If you don't see Sign Out, you can also sign out manually. Don't forget to close all browser windows.

Learn how to change the refresh rate for your display in Windows to determine how smoothly motion appears on your screen.

Training: In Microsoft Outlook, you can share your calendar with other people and open a shared calendar. Learn how in this online video.

Outlook (or Office Outlook) is the Microsoft desktop email client. It can be used with Outlook.com email addresses or with any other email addresses. Everything else—including Outlook Express, MSN Mail, and Windows Live Mail—is no longer relevant unless you're using outdated versions of Windows.

Important When you close your Microsoft account, your email and contacts are deleted from our servers and can't be recovered. If you use your Microsoft account with Xbox, Skype, OneDrive, or other Microsoft services, you'll no longer be able to access those services. You will also lose access to any saved BitLocker recovery keys.