Fix Chrome 'Connection Refused' on Linux Profiles - Resolve Windows Update Connection Refused Due to Proxy-Chrome Reset Checklist: Fix Browser Settings
Before changing system settings, save your work and note the exact error text so you can compare results after each step.
Extra verification checklist
- Restart the affected app after changing permissions or configuration files.
- Test the same workflow in a clean browser profile or a temporary user account.
- Compare the result on another network if the error may be connection related.
Related Software Guides
Fix Slow Chrome Profile Downloads on Ubuntu: Practical Steps
How to Fix Windows Defender Proxy Error on Windows 10
How to Change Microsoft Store App Download Path in Windows
How to Stop and Restart Windows Update Service
Microsoft Teams Camera Setup Checklist for New Users
Fix OneDrive Download Files Not Syncing