Veeam Backup for Microsoft 365 • Re: Failed to upgrade proxy agent

Code:

$ruleName = "Veeam M365 Portz"# Remove existing rule (if exists)if (Get-NetFirewallRule -DisplayName $ruleName -ErrorAction SilentlyContinue) {    Remove-NetFirewallRule -DisplayName $ruleName -Confirm:$false}# Define all required ports - this includes some that not all proxies/consoles may need$allPorts = "9192,9191,5432,4222,443,445,135,5985,5986,25,465,587,9193"# Create the firewall rule based on what you listed beforeNew-NetFirewallRule -DisplayName $ruleName `    -Direction Inbound `    -Action Allow `    -Profile Any `    -EdgeTraversalPolicy Block `    -Protocol TCP `    -LocalPort $allPorts `    -RemotePort Any `    -LocalAddress Any `    -RemoteAddress Any `    -Program Any `    -Service Any