Windows の回復オプション - Microsoft サポート
重要: デバイスを暗号化した場合は、PC をリセットするために BitLocker キーが必要です。 BitLocker キーがわからない場合は、「BitLocker 回復キーを検索する」を参照してください。. リセット プロセス中に、画面が長時間 (場合によっては 15 分以上) 黒になる可能性があり、この期間中にデバイスが ...
Xbox Support
Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.
Change the case of text - Microsoft Support
Unlike Microsoft Word, Microsoft Excel doesn't have a Change Case button for changing capitalization. However, you can use the UPPER, LOWER, or PROPER functions to automatically change the case of existing text to uppercase, lowercase, or proper case. Functions are just built-in formulas that are designed to accomplish specific tasks—in this case, converting text case.
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, Excel for iPad, Excel for iPhone, Excel for Android tablets, Excel for Android phones, Excel Mobile
Set up your Microsoft 365 sign-in for multi-factor authentication
By setting up MFA, you add an extra layer of security to your Microsoft 365 account sign-in. For example, you first enter your password and, when prompted, you also type a dynamically generated verification code provided by an authenticator app or sent to your phone.
Applies To: Office for business, Microsoft 365 admin
Pin and unpin apps to the Start menu - Microsoft Support
Pin the apps you use most often to the Start menu. Here's how: Select Start from the taskbar, then find the app you want to pin in the list or search for it by typing the app name in the search box.
Check your device performance and health in Windows Security
The Health report starts off by showing you the last time a Device Health scan was run. The time displayed should be basically the current time, as Windows Security tries to run a Device Health scan when you open the Device performance & health page.. Beyond the time of last scan you'll see the status of the key areas that Device Health monitors:
Microsoft Bing help - Microsoft Support
Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.
Manage your household budget in Excel - Microsoft Support
The purpose of a household budget is to summarize what you earn against what you spend to help you plan for long and short-term goals. Using a budgeting spreadsheet can help make your financial health a priority by keeping spending in check and savings on the rise!
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web
My microphone isn't working in Microsoft Teams
Use your phone's audio. If your mic doesn’t work after trying the solutions above and you see one of the messages below, select Call me back to use your phone’s mic.. Enter your phone number and select Call me to receive a call from Teams that will connect you to your meeting. Your audio will come from your phone, but other content sharing will still take place on your desktop.
Applies To: Microsoft Teams
SUBSTITUTE function - Microsoft Support
This article describes the formula syntax and usage of the SUBSTITUTE function in Microsoft Excel.. Description. Substitutes new_text for old_text in a text string. Use SUBSTITUTE when you want to replace specific text in a text string; use REPLACE when you want to replace any text that occurs in a specific location in a text string.
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