Ways to improve your computer's performance - Microsoft Support
Click Defragment disk.. If you're prompted for an administrator password or confirmation, type the password or provide confirmation.
RAND function - Microsoft Support
=RAND()*(b-a)+a. If you want to use RAND to generate a random number but don't want the numbers to change every time the cell is calculated, you can enter =RAND() in the formula bar, and then press F9 to change the formula to a random number. The formula will calculate and leave you with just a value.
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
Forgotten your Microsoft account username - Microsoft Support
Look up a forgotten username using other information. Look up your username using your security contact phone number or email address. Search
Get started with Microsoft Loop - Microsoft Support
Microsoft Loop is a transformative co-creation experience that brings together teams, content and tasks across your tools and devices. Loop combines a powerful and flexible canvas with portable components that move freely and stay in sync across applications — enabling teams to think, plan, and create together.
Canjear una tarjeta regalo o un código en tu cuenta de Microsoft
Cómo canjear una tarjeta regalo, un código de descarga de Xbox o un token. Tanto las tarjetas regalo de Microsoft como las de Xbox y los códigos de descarga y tokens funcionan del mismo modo: una vez canjeados en tu cuenta de Microsoft, puedes gastar el saldo en Microsoft Store en línea, en Windows o Xbox, y puedes obtener descargas de las últimas aplicaciones, juegos, películas ...
Applies To: Microsoft account dashboard
OneDrive release notes - Microsoft Support
Learn about the latest feature updates and bug fixes for the OneDrive sync app across all devices.
Applies To: OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint in Microsoft 365, Microsoft 365 admin, OneDrive (work or school), OneDrive (work or school) operated by 21Vianet, OneDrive for Mac, OneDrive for Windows, SharePoint admin center, SharePoint in Microsoft 365 Small Business, SharePoint operated by 21Vianet
Count how often a value occurs - Microsoft Support
The COUNTIFS function is similar to the COUNTIF function with one important exception: COUNTIFS lets you apply criteria to cells across multiple ranges and counts the number of times all criteria are met. You can use up to 127 range/criteria pairs with COUNTIFS. The syntax for COUNTIFS is: COUNTIFS(criteria_range1, criteria1, [criteria_range2, criteria2],…)
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
Find action center in Windows 10 - Microsoft Support
In Windows 10, the new action center is where you'll find app notifications and quick actions. On the taskbar, look for the action center icon.. The old action center is still here; it's been renamed Security and Maintenance, and it's still where you go to change your security settings.. In the search box on the taskbar, type security and maintenance and then select Security and Maintenance ...
Manage app passwords for two-step verification - Microsoft Support
Office 2013 clients (including Outlook) support new authentication protocols and can be used with two-step verification. This support means that after two-step verification is turned on, you'll no longer need app passwords for Office 2013 clients.
Windows の更新 - Microsoft サポート
Windows 11 のライセンス認証を行う場合は、「 Windows のライセンス認証を行う」を参照してください。