Learn how to change your Windows desktop background (wallpaper) and accent color using personalization settings.

Find app notifications from the taskbar in Windows 11, and in Windows 10, use quick actions to change settings quickly as well.

Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.

Outlook.com、Hotmail、Live、または MSN のメール アカウントにサインインできない場合、サインインまたはサインアウトする方法がわからない場合は、次の解決方法を試してみてください。

Summary. This article describes the security and cumulative update for 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2. Security Improvements

If you're having trouble hearing audio in Teams, you might be having trouble with your microphone. Here are some solutions to get you back on track. Solutions include: updating device drivers, checking privacy settings.

Learn how to view, manage, and delete cookies in Microsoft Edge.

Find out what parts of a PDF file will look correct and which won't when you open them in Word, and what to do about it.

Learn how to concatenate text strings in Excel using the CONCATENATE function. Our step-by-step guide makes it easy to join two or more text strings into one.

Most tools and options in Microsoft Edge are available when you select Settings and more > Settings.