If your system is asking you for your BitLocker recovery key, the following information may help you locate your recovery key and understand why you're being asked to provide it. Important: Microsoft support is unable to provide, or recreate, a lost BitLocker recovery key.

Block suspicious macros in Office on Windows 10 S. How malware can infect your PC. Improve security, evaluate and mitigate the risks of running macros, and see how to enable or disable macros for Microsoft 365.

All Outlook Data Files (.pst) and Offline Data Files (.ost) are listed along with the name of the account the files are associated with. If you cannot open your Outlook data file or suspect that the file is damaged, use the Inbox Repair tool (scanpst.exe) to repair errors in the file.

If you want to send automatic replies to those outside your organization, we recommend choosing Send replies only to contacts. When you're done, select Save. There are two ways to send automatic out-of-office replies in classic Outlook. The way you do it depends on the type of email account you have.

For Windows 8.1, see Create a USB recovery drive. To download Windows 11 installation media, see Recovery options in Windows. Create a recovery drive so you can reinstall Windows 10 or Windows 11 in case you experience a major issue such as hardware failure.

Follow these steps to automatically diagnose and repair Windows security problems by turning on UAC, DEP protection, Windows Firewall, and other Windows security options and features. Select the Download button on this page.

Here's how to unblock your account. Note: If either your Outlook.com mailbox or your OneDrive storage is full, you cannot send or receive email. Check your Outbox or your mailbox storage to see what's taking up space. Learn more.

These are common tricks of scammers. - If you suspect that an email message, or a message in Teams is a scam, the link. Look at the address that pops up when you hover over the link. Ask yourself if that address matches the link that was typed in the message.

Get help and support, whether you're shopping now or need help with a past purchase. Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

On the Home tab, select Sensitivity. If you're in Outlook select Sensitivity when composing an email on the Message tab. Choose the sensitivity label that applies to your file or email. Note: You'll see Learn more if your organization has configured a website to explain more about their sensitivity labels.