Check the device. If the device doesn't appear to work at all (no lights appear on the device when it’s plugged in, or the cursor doesn't move or doesn't appear on the screen), connect the device to another PC and make sure the device works on that PC.

OneDrive ファイルの開きを取り消すには . エクスプローラーを使用して、[使用可能] としてマークされたファイル オンラインで開くと、 OneDrive 最初にダウンロードされます。 このダウンロードを停止するには、次の手順に従います。

If you can’t set the power mode in Power & battery settings, open Control Panel, select System and Security > Power Options, then choose a Balanced power plan. Choose the power mode that works for you and what you want to do on your Windows 10 PC. This lets you determine what’s important to you—getting the best battery life, best ...

Safe mode starts Windows in a basic state, using a limited set of files and drivers. If a problem doesn't happen in safe mode, this means that default settings and basic device drivers aren't causing the issue. Observing Windows in safe mode enables you to narrow down the source of a problem, and can help you troubleshoot problems on your PC.

Select Start > Settings > Personalization.The preview window gives you a sneak peek of your changes as you make them. In Personalize your background, you can select a picture, a solid color, or a slideshow of pictures you create.Or you can choose Windows spotlight to see a new image from around the world every day.

Note: If it’s been fewer than 10 days since you upgraded to Windows 10, your previous version of Windows will be listed as a system file you can delete.If you need to free up drive space, you can delete it, but keep in mind that you'll be deleting your Windows.old folder, which contains files that give you the option to go back to your previous version of Windows.

注: Windows 11 にアップグレードするには、デバイスが Windows 11 の最小システム要件を満たしている必要があります。 一部の Windows 10 機能は、Windows 11 では使用できません。 一部の Windows 11 の機能とアプリを体験するためのシステム要件は、 Windows 11 の最小システム要件を超えます。

Contact Microsoft Office Support. Professional Direct Support for Microsoft 365 provides additional advisory support and proactive services to help plan, implement, maintain, and optimize Microsoft 365 solutions that align to your business's needs, as well as reactive support to assist you along the way.

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). ...

Outlook.com でサポートを受けるには、ここ をクリックするか、メニュー バーの [ヘルプ] を選択してクエリを入力します。 セルフヘルプで問題が解決しない場合は、[さらにヘルプが必要ですか?] まで下にスクロールし、[はい] を選択します。 Outlook.com でお問い合わせいただくには、サインイン ...