After Winget NETworkManager can't scan IP Addresses

Describe your issue:

Using Windows 11 Pro Powershell / winget to download the latest version of NETworkManager. After that update the "IP Scanner" hangs searching the network. This has been a problem for years.

Steps to reproduce the issue:

1. Start Powershell on Windows 11 Pro as Admin
2. enter "winget upgrade --all"
3. NETworkManager upgraded
4. Click desktop shortcut for NETworkManager
5. Click thru initial start screen
6. Click IP Scanner
7. IP scan starts and spinner appears forever

NETworkManager version: 2026.7.7.0

• Portable

Windows version: Edition Windows 11 Pro Version 25H2 Installed on ‎6/‎14/‎2026 OS build 26200.9168 Experience Windows Feature Experience Pack 1000.26100.344.0

.NET version (like 6.0.x): 4.8.1 SDK & Targeting Pack 4.8.09032 7/14/2026

Screenshots

NETwork Manaager hangs doing IP Scan.