> For the complete documentation index, see [llms.txt](https://help.bizanalyst.in/biz-analyst-manual/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.bizanalyst.in/biz-analyst-manual/support/desktop-app-troubleshooting/installation-issues.md).

# I am not able to install the desktop app.

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