How to Fix Programs Not Responding on Windows
Applications freezing or showing "Not Responding" on Windows? Fix hung programs, app crashes, and software that won't open properly.
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Main Troubleshooting Guide
How to Fix Slow Computer →Complete symptoms, causes, and step-by-step solutions
Symptoms
You might be experiencing this problem if you notice:
- •App title bar shows "(Not Responding)"
- •Program freezes and screen turns white
- •Apps take forever to open
- •Mouse spinner appears and app becomes unresponsive
- •Programs crash to desktop without error
- •Multiple apps freeze simultaneously
Common Causes
- âš Insufficient RAM for running applications
- âš App conflicting with antivirus or firewall
- âš Corrupted app installation or settings
- âš Background processes consuming all CPU/disk
- âš Outdated app version incompatible with Windows
- âš Disk running at 100% causing I/O bottleneck
Solutions
Solution 1: Force Close and Restart the App
- 1Press Ctrl + Shift + Esc to open Task Manager
- 2Find the frozen app in the Processes tab
- 3Click it and press "End task"
- 4Wait 10 seconds then reopen the app
- 5If it freezes again, try running it as Administrator
Solution 2: Check for Resource Bottlenecks
- 1Open Task Manager > Performance tab
- 2Check if CPU, Memory, or Disk is at 100%
- 3Go to Processes tab and sort by CPU or Memory
- 4Close unnecessary background apps
- 5If disk is at 100%, see our "100% Disk Usage" fix guide
Solution 3: Repair or Reinstall the App
- 1Go to Settings > Apps > Installed apps
- 2Find the problematic app
- 3Click three dots > Advanced options (if available)
- 4Try "Repair" first
- 5If that doesn't work, try "Reset"
- 6As last resort: uninstall, restart, and reinstall fresh
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