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.

Having trouble connecting to your email from Outlook on your desktop? Follow these steps to let Outlook diagnose and fix errors in your Outlook mail profile that might be causing the issue.

Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option. Learn how to manage your Microsoft account security info and troubleshoot verification code issues.

The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

If you already have a personal OneDrive account set up, you can only add work or school accounts. Open OneDrive settings (select the OneDrive cloud icon in your notification area, and then select the OneDrive Help and Settings icon then Settings .) Go to the Account tab. Select Add an account.

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.

Post questions, follow discussions and share your knowledge in the Outlook.com Community. Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

Fix Bluetooth problems in Windows. If you run into problems trying to connect to a Bluetooth device, here are some troubleshooting steps to try. Note: For general info about how to connect a Bluetooth device to your PC, see Pair a Bluetooth device in Windows.

Whether you like to apply changes that affect your photo's quality, feel, and look—or you want to add information on top of your photos, the Microsoft Photos app in Windows gives you all kinds of options for getting your photos and videos looking their best.

You can import photos and videos you have stored on a camera’s SD card, a USB drive, a phone, or on another device. Here's how: Use a USB cable to connect your device to the PC. In the search box on the taskbar, type photos and then select the Photos app from the results. Select Import from the app bar.