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  1. LOG function - Microsoft Support

    This article describes the formula syntax and usage of the LOG function in Microsoft Excel. Description Returns the logarithm of a number to the base you specify. Syntax LOG (number, …

  2. LN function - Microsoft Support

    This article describes the formula syntax and usage of the LN function, which returns the natural logarithm of a number. Natural logarithms are based on the constant e (2.71828182845904).

  3. Windows troubleshooters - Microsoft Support

    Get Help has troubleshooters you can run for many common scenarios. These often help resolve issues without the need to contact support. If a troubleshooter is available for your issue, …

  4. How to sign in to Outlook.com - Microsoft Support

    To get support in Outlook.com, click here or select Help on the menu bar and enter your query. If the self-help doesn't solve your problem, scroll down to Still need help? and select Yes. To …

  5. Use a troubleshooter with Windows 10 - Microsoft Support

    Oct 14, 2025 · Fix-it tools aren’t used in Windows 10. Instead, use a troubleshooter to help solve problems with your PC.

  6. Copilot tutorial: Start using Copilot - Microsoft Support

    Unlock faster task management with Microsoft 365 Copilot in this video guide. Linked to your Microsoft 365 account, enjoy seamless access in-app, on the web, or on the move.

  7. Windows 11, version 24H2 update history - Microsoft Support

    Jun 15, 2024 · Updates for Windows 11, version 24H2 Windows 11 is a service, which means it gets better through periodic feature updates. We take a phased and measured approach to …

  8. How to sign in to Hotmail - Microsoft Support

    If the self-help doesn't solve your problem, scroll down to Still need help? and select Yes. To contact us in Outlook.com, you'll need to sign in. If you can't sign in, click here. For other help …

  9. How to redeem Microsoft Rewards points - Microsoft Support

    Learn how to redeem your Microsoft Rewards points for a huge variety of great products and sweepstakes.

  10. Add or install a printer in Windows - Microsoft Support

    When a printer or all-in-one device is connected directly to a Windows device, the printer normally installs automatically, and printing can be started right away. Windows supports most printers …