# I am not able to install the desktop app.

- [Windows Protected Your PC](/biz-analyst-manual/support/desktop-app-troubleshooting/installation-issues/windows-protected-your-pc.md): Windows Security Blocking App
- [Error opening File for Writing](/biz-analyst-manual/support/desktop-app-troubleshooting/installation-issues/error-opening-file-for-writing.md)
- [Quick Heal DNA Scan Warning](/biz-analyst-manual/support/desktop-app-troubleshooting/installation-issues/case-2.md)
- [Quick heal Browser Sandbox Blocking Biz Analyst App](/biz-analyst-manual/support/desktop-app-troubleshooting/installation-issues/quick-heal-browser-sandbox-blocking-biz-analyst-app.md)
- [JavaScript error](/biz-analyst-manual/support/desktop-app-troubleshooting/installation-issues/java-script-error.md): While Installing biz analyst application or opening the application if you get JavaScript error.
- [Windows 7 and above is required](/biz-analyst-manual/support/desktop-app-troubleshooting/installation-issues/windows-7-and-above-is-required.md)
- [Program Stop Working Correctly](/biz-analyst-manual/support/desktop-app-troubleshooting/installation-issues/sandbox-environment-error.md): A problem caused the program to stop working correctly