Fresh Start in Windows 10 lets you perform a clean reinstallation and update of Windows while keeping your personal data and most Windows settings intact.

2019 年 5 月 1 日に開始された日本の新年号に対応するため、Excel をアップデートいたしました。 これには、元年表示形式 (日本年 1) の作成が含まれ、Excel ブックをこの形式でネイティブに編集および保存できるようになりました。

Switch to the new Teams and experience the fastest version of Teams yet, rebuilt from the ground up. With a performance-first mindset, the new Teams is faster, simpler, and more flexible than ever before. In the new Teams, you can switch between apps, respond to chat messages, and join meetings and calls faster while using less battery and memory. Launch and navigate in fewer clicks, with the ...

How to send automatic out-of-office replies from Outlook (depending on the type of email account you have).

Use conditional formatting to highlight information in Excel. Conditional formatting can help make patterns and trends in your data more apparent. To use it, you create rules that determine the format of cells based on their values, such as the following monthly temperature data with cell colors tied to cell values.

How to use the COUNTIF function in Excel to count the number of cells that meet values you set.

Before you start, make sure that your Windows 11 PC supports Bluetooth. For more info on how to check, see Fix Bluetooth problems in Windows. If you need help adding a device without Bluetooth capabilities, see Add a device to a Windows PC.

Learn how to troubleshoot problems updating Windows. Find answers to common questions and issues installing Windows updates.

Find help and how-to articles for Windows operating systems, including installation, updates, privacy, security and more.

Select the Restore deleted favorites icon in the top right corner of the Favorites menu. Right-click (or select and hold) the item or folder you want to recover, then select Restore . Important: You can only restore favorites that have been lost or deleted in the past 28 days. To restore all available deleted favorites, press Ctrl + A to select ...