To edit a PDF, open it in Word. This works best with PDFs that are mostly text. PDFs of book chapters or something that looks like a manuscript from a copier won't be formatted well in Word.

It's easy to create a message in Microsoft Outlook that uses voting buttons to ask your recipients questions with a specific and limited set of answers.

Find out how to install the latest driver for your printer. If you recently upgraded Windows, your printer driver might need to be reinstalled.

Training: Watch and learn how to use Outlook to recall and/or replace an email in Outlook if all your recipients are using Microsoft Exchange.

デバイスの最新の Windows 更新プログラムの準備ができたら、[設定] の [Windows Update] ページからダウンロードできます。

Windows Security is pre-installed on Windows 10 and ready for you to use at any time.

Learn how to improve Windows PC performance if your device is running slowly.

You can upgrade from Windows 10 to Windows 11 if your device meets hardware specifications, and if the Windows 11 release has been made available to your device.

了解在 Windows 中查找 BitLocker 恢复密钥的不同方法，并了解如何在系统上激活 BitLocker。

We're committed to delivering continuous innovation by releasing new features and enhancements into Windows 11 more frequently. Windows devices get new functionality at different times as Microsoft delivers non-security updates, fixes, improvements, and enhancements via several servicing technologies—including controlled feature rollout (CFR). ...