Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.
Fix sound or audio problems in Windows - Microsoft Support
If the Get Help app is unable to resolve your sound or audio issue, try the possible solutions listed: Windows 11 Windows 10. 1. Check your speaker output. 2. Run the audio troubleshooter. 3. Verify that all Windows Updates are installed. 4. Check your cables, plugs, jacks, volume, speaker, and headphone connections. 5. Check sound settings. 6.
Use the Microsoft Wireless Display Adapter - Microsoft Support
The Microsoft Wireless Display Adapter is a strong, reliable way to project your content, photos, and videos to a big screen. Before you begin. Identify your wireless display adapter model. Check which devices are compatible with your adapter. Set up your adapter. Connect the adapter to your display. Connect to your adapter from your Windows PC.
Contact Us - Microsoft Support
Get help and support, whether you're shopping now or need help with a past purchase. Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.
Fix Wi-Fi connection issues in Windows - Microsoft Support
Troubleshooting network problems in Windows. If you can’t get email, browse the web, or stream music, chances are you’re not connected to your network and can’t get onto the internet. To fix the problem, here are some things you can try. Windows 11 Windows 10 Windows 8.1 Windows 7.
Download and install or reinstall Microsoft 365 or Office 2021 on a PC ...
Change from a 32-bit version to a 64-bit version or vice versa. Activate Windows. Fix Bluetooth problems in Windows. Learn how to install, reinstall, or activate Microsoft 365 or Office 2019 on a PC or Mac.
Applies To: Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
Securely browse the web in Microsoft Edge - Microsoft Support
Microsoft Edge offers several features and practices that can enhance your online security and protect your personal information. Follow these guidelines to browse the web securely in Microsoft Edge. Verify the connection icon in the address bar. Enable Microsoft Defender SmartScreen. Enable enhanced tracking prevention. Enable secure DNS.
Download and install or reinstall Office 2019, Office 2016, or Office ...
From the Overview page, select Office apps and on that page, find the Microsoft 365 product you want to install and select Install. To install Microsoft 365 in a different language, or to install the 64-bit version, use the dropdown to find more options.
Applies To: Office 2019, Office 2016, Office 2016 for Mac, Office 2013
SharePoint にサインインする - Microsoft サポート
SharePoint にサインインする. SharePointは、次のように、Web ブラウザーを介して接続するブラウザー ベースのアプリです。. [office.com] に移動し、職場または学校アカウントにサインインします。. ウィンドウの左上隅で、 [ すべての アプリ] > > アプリ起動ツール ...
Applies To: SharePoint in Microsoft 365
VLOOKUP function - Microsoft Support
Learn how to use function VLOOKUP in Excel to find data in a table or range by row. Our step-by-step guide makes vlookup in excel easy and efficient.
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
保護されたワークシートで特定の範囲をロックまたはロック解除する
ワークシートを保護する前に特定のセルと範囲のみをロックし、オプションで特定のユーザーが保護されたシートの特定の範囲のみを編集できるようにすることができます。 保護されたワークシートで特定のセルや範囲だけをロックする. 次の手順を実行します。 ワークシートが保護されている場合は、次の操作を行います。 [ 校繂 ] タブで、 [ シートの保護を解除 する] を選択します ( [保護] グループ)。 [ シートの保護] を選択して、ワークシートが保護されているときに [シートの保護を解除 ] に変更します。 メッセージが表示されたら、パスワードを入力して、ワークシートの保護を解除します。 [すべて選択] を選択して、ワークシート全体を 選択します 。
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016