Fix Windows Cannot Access Shared Folder: Network Path Not Found - How to Solve Pip Install Virtualenv Permission Denied-How to Resolve DNS_PROBE_FINISHED_NXDOMAIN for One Site

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.