Calculator App Not Opening or Crashing Windows 11 Fix [2026]

Quick Answer: Calculator not opening due to app corruption. Reset or reinstall via PowerShell to fix.

Fix

Reset Calculator

Settings → Apps → Calculator → Advanced options → Reset

Reinstall via PowerShell

Get-AppxPackage *windowscalculator* | Remove-AppxPackage
Get-AppxPackage -allusers *windowscalculator* | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register "$($_.InstallLocation)\AppXManifest.xml"}

Use Windows Update

Settings → Windows Update → Check for updates

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