try better

eng/pipelines/common/maui-templates.yml

@@ -52,7 +52,7 @@ jobs:
           ${{ BuildPlatform.name }}:
             POOL_NAME: ${{ BuildPlatform.poolName }}
             POOL_VIMAGE: ${{ BuildPlatform.vmImage }}
-            POOL_DEMANDS: ${{ BuildPlatform.demands }}
+            POOL_DEMANDS: ${{ BuildPlatform.poolDemands }}
             PLATFORM_NAME: ${{ lower(BuildPlatform.name) }}
 
     pool:

eng/pipelines/handlers.yml

@@ -94,11 +94,13 @@ parameters:
       - name: Windows
         poolName: $(windowsVmPool)
         vmImage: $(windowsVmImage)
+        poolDemands: 
+          - Agent.OS -equals Windows_NT
         artifact: build-windows
       - name: macOS
         poolName: $(macOSXVmPool)
         vmImage: $(macOSXVmImage)
-        demands:
+        poolDemands:
           - macOS.Name -equals Sonoma
           - macOS.Architecture -equals x64
         artifact: build-macos