How to Install Calculator on Windows 10

Windows 10 comes with a variety of useful built-in apps, and one of the most frequently used is the Calculator. Whether you need a quick calculation or more advanced features like a scientific or programmer mode, the Windows 10 Calculator app offers flexibility for all kinds of users. However, sometimes users may find that their Calculator app is missing or not functioning correctly.

Why You Might Need to Reinstall the Calculator App on Windows 10

There could be several reasons why the Calculator app is not working as expected on your Windows 10 device:

• Accidental Uninstallation: It is possible to accidentally uninstall the Calculator app during system cleanup.
• Software Bugs: After a Windows 10 update or upgrade, some apps, including Calculator, may malfunction due to bugs.
• Corrupted Files: Corrupted system files can affect the performance of native Windows apps.
• Missing Features: Some users report that certain modes, such as scientific or programmer, are missing from their Calculator, which may require reinstallation to resolve.

If you're experiencing any of these issues or simply want to reinstall the Calculator app on a new device, the steps below will walk you through the process.

How to Install Calculator on Windows 10

Method 1: Install Calculator via Microsoft Store

The easiest way to install the Calculator app on Windows 10 is through the Microsoft Store. Here's how to do it:

1. Open Microsoft Store:

   • Press the Start button (Windows logo) on your keyboard or click the Start menu on the taskbar.
   • In the search box, type "Microsoft Store" and select it from the list of results.

2. Search for Calculator:

   • Once the Microsoft Store is open, type "Calculator" in the search bar at the top-right corner of the window.
   • Look for the official Windows Calculator app and click on it.

3. Install the Calculator:

   • On the app page, click the Get or Install button (if it’s not already installed).
   • Wait for the app to download and install on your device. Once installed, you can find it under the Start menu.

Method 2: Reinstall Calculator Using PowerShell

If for any reason you can't access the Microsoft Store or prefer a command-line approach, you can reinstall the Calculator app via Windows PowerShell. PowerShell is a powerful scripting tool in Windows 10, and you can use it to reinstall system apps.

1. Open PowerShell as Administrator:

   • Right-click the Start button and choose Windows PowerShell (Admin) from the menu.
   • If prompted by User Account Control, click Yes to allow the program to run.

2. Run the Reinstallation Command:

   • In the PowerShell window, type the following command and press Enter:

     Get-AppxPackage *windowscalculator* | Remove-AppxPackage

   • This command removes the existing Calculator app from your system.

3. Reinstall Calculator:

   • After removing the app, you can reinstall it by typing the following command:

     Get-AppxPackage -AllUsers Microsoft.WindowsCalculator | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register "$($_.InstallLocation)\AppXManifest.xml"}

   • Press Enter, and PowerShell will reinstall the Calculator app.

4. Check Installation:

   • Once the installation is complete, you can check if the Calculator is back by searching for it in the Start menu.

Method 3: Use a Third-Party Calculator App

If the built-in Windows 10 Calculator is not working for you and you'd prefer to try an alternative, there are several third-party calculator apps available in the Microsoft Store or online. Some popular options include:

• Calculator²: A free app that offers standard, scientific, and programmer modes.
• Calc Pro HD: A more advanced calculator for business and financial calculations.
• NCalc: An advanced open-source calculator for more technical users.

You can install these apps directly from the Microsoft Store or download them from reputable websites. Just be sure to verify the source to avoid any potential malware.

Troubleshooting Common Issues with the Windows 10 Calculator

If you’ve installed or reinstalled the Calculator app and it’s still not working as expected, here are some troubleshooting steps you can follow:

1. Reset the Calculator App

One of the easiest ways to fix a malfunctioning Calculator app is by resetting it. Here's how you can reset the app:

1. Open Settings:

   • Press the Start button and click on the Settings gear icon.

2. Go to Apps:

   • In the Settings window, click on Apps.
   • In the Apps & features section, scroll down to Calculator.

3. Reset the App:

   • Click on Calculator and then select Advanced options.
   • In the next window, scroll down and click Reset.
   • Confirm the reset by clicking Reset again in the popup window.

2. Run the Windows Troubleshooter

Windows 10 has a built-in troubleshooter that can help fix problems with apps. Here’s how to use it:

1. Open Settings:

   • Click on the Start button and then select the Settings gear icon.

2. Run the Troubleshooter:

   • Go to Update & Security and click on Troubleshoot from the sidebar.
   • Scroll down and select Windows Store Apps.
   • Click Run the troubleshooter and follow the on-screen instructions.

3. Perform a System File Check (SFC)

Corrupted system files can cause issues with native apps like Calculator. You can use the System File Checker tool to repair them:

1. Open Command Prompt as Administrator:

   • Press Windows + X and select Command Prompt (Admin).

2. Run the SFC Command:

   • In the Command Prompt window, type the following command and press Enter:

     sfc /scannow

   • This will scan and repair any corrupted files in the system.

3. Restart Your PC:

   • Once the scan is complete, restart your computer and check if the Calculator app is working.

Additional Features of the Windows 10 Calculator

The Windows 10 Calculator offers more than just basic math. It includes several advanced modes and features that make it a versatile tool for various tasks. Here's a quick look at some of the key features:

1. Standard Mode

This is the default mode, suitable for basic arithmetic operations like addition, subtraction, multiplication, and division.

2. Scientific Mode

This mode adds advanced functions like logarithms, trigonometry, and exponents, making it perfect for students and professionals in science, engineering, and math.

3. Programmer Mode

Programmer mode is designed for users who work with binary, hexadecimal, and octal number systems. It's ideal for coders and software developers.

4. Date Calculation

The date calculation feature allows you to calculate the difference between two dates or add/subtract days from a specific date.

5. Unit Converter

The Calculator app also functions as a unit converter, supporting conversions between various units of measurement like length, volume, weight, temperature, and currency.

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Conclusion

Whether you need to reinstall the Calculator app or troubleshoot common issues, this guide has you covered. By following these steps, you can quickly install the Calculator on Windows 10 and restore its functionality. Remember, Windows 10's built-in apps are essential tools, and with the right know-how, you can resolve most issues without hassle.

For those who need more than what the native Calculator offers, there are numerous third-party alternatives that may meet your needs. But for most users, reinstalling and resetting the built-in Calculator will be enough to get you back on track.