Ensure that your internet connection is stable and working properly. Sometimes, a poor or unstable connection can prevent applications from loading correctly.

  Cached data and cookies can sometimes cause issues. To clear your cache and cookies:
  - Click the menu button (three horizontal lines) in the top-right corner.
  - Select "Options" (or "Preferences" on macOS).
  - In the left sidebar, click on "Privacy & Security."
  - Scroll down to the "Cookies and Site Data" section and click "Clear Data."
  - Check both "Cookies and Site Data" and "Cached Web Content," and then click "Clear."

  Some browser extensions can interfere with the functionality of websites and applications. Try disabling your extensions one by one and see if the issue is resolved. If it is, re-enable them one at a time to identify the problematic extension.

  Make sure you are using the latest version of Mozilla Firefox. Updates often include bug fixes and security improvements. To check for updates:
  - Click the menu button.
  - Select "Help" and then "About Firefox."
  - Firefox will automatically check for updates and install them if available.

  Firefox has a Safe Mode that can help you troubleshoot problems by temporarily disabling some features and add-ons. To start Firefox in Safe Mode, click the menu button, select "Help," and then choose "Restart with Add-ons Disabled." If the issue doesn't occur in Safe Mode, an extension or setting may be causing the problem.

  Some security software may block certain websites and applications. Ensure your security software, including antivirus and firewall, is not causing the issue. You may need to adjust its settings.

  Ensure that JavaScript is enabled in your browser. Some websites and applications rely on JavaScript for functionality. In the "Privacy & Security" settings, check the "Content Blocking" section and make sure it's not blocking content that the application needs.

hello kazungunimrod160, Please follow the below step it will help you to solve your problem : If you are experiencing issues with applications not being accessible in Mozilla Firefox, there could be various reasons for this problem. Here are some common steps to help you troubleshoot and potentially solve the issue: 1. **Check Your Internet Connection:** Ensure that your internet connection is stable and working properly. Sometimes, a poor or unstable connection can prevent applications from loading correctly. 2. **Clear Browser Cache and Cookies:** Cached data and cookies can sometimes cause issues. To clear your cache and cookies: - Click the menu button (three horizontal lines) in the top-right corner. - Select "Options" (or "Preferences" on macOS). - In the left sidebar, click on "Privacy & Security." - Scroll down to the "Cookies and Site Data" section and click "Clear Data." - Check both "Cookies and Site Data" and "Cached Web Content," and then click "Clear." 3. **Disable Browser Extensions:** Some browser extensions can interfere with the functionality of websites and applications. Try disabling your extensions one by one and see if the issue is resolved. If it is, re-enable them one at a time to identify the problematic extension. 4. **Update Firefox:** Make sure you are using the latest version of Mozilla Firefox. Updates often include bug fixes and security improvements. To check for updates: - Click the menu button. - Select "Help" and then "About Firefox." - Firefox will automatically check for updates and install them if available. 5. **Try Safe Mode:** Firefox has a Safe Mode that can help you troubleshoot problems by temporarily disabling some features and add-ons. To start Firefox in Safe Mode, click the menu button, select "Help," and then choose "Restart with Add-ons Disabled." If the issue doesn't occur in Safe Mode, an extension or setting may be causing the problem. 6. **Check Security Software:** Some security software may block certain websites and applications. Ensure your security software, including antivirus and firewall, is not causing the issue. You may need to adjust its settings. 7. **Check for JavaScript and Content Blocking:** Ensure that JavaScript is enabled in your browser. Some websites and applications rely on JavaScript for functionality. In the "Privacy & Security" settings, check the "Content Blocking" section and make sure it's not blocking content that the application needs. Thanks Regards -Arman