diff --git a/.azure/pipelines/ci-public.yml b/.azure/pipelines/ci-public.yml
index 64c7b9344a62..a609db7c2eaf 100644
--- a/.azure/pipelines/ci-public.yml
+++ b/.azure/pipelines/ci-public.yml
@@ -10,10 +10,10 @@ trigger:
     - main
     - release/*
 
-# Run PR validation on all branches
-# This doesn't have any path exclusions, even for things like docs, because
-# we have it configured in GitHub as a required check, and for it to pass
-# it must actually run, even if it's not relevant to a particular change.
+# Run PR validation on all branches, except for changes that only touch
+# documentation or repository metadata, which can't affect the product build.
+# When every changed file matches the exclusions below, report-green.yml runs
+# instead so that Build Analysis can still report a green required check.
 pr:
   autoCancel: true
   branches:
@@ -27,8 +27,8 @@ pr:
     - .vscode/*
     - docs/*
     - '**/*.md'
-    - LICENSE.TXT
-    - THIRD-PARTY-NOTICES.TXT
+    - LICENSE.txt
+    - THIRD-PARTY-NOTICES.txt
 
 parameters:
 # Choose whether to skip tests when running pipeline manually.
diff --git a/.azure/pipelines/quarantined-pr.yml b/.azure/pipelines/quarantined-pr.yml
index b9f256ccee1f..3458960c81d8 100644
--- a/.azure/pipelines/quarantined-pr.yml
+++ b/.azure/pipelines/quarantined-pr.yml
@@ -26,8 +26,8 @@ pr:
     - .vscode/*
     - docs/*
     - '**/*.md'
-    - LICENSE.TXT
-    - THIRD-PARTY-NOTICES.TXT
+    - LICENSE.txt
+    - THIRD-PARTY-NOTICES.txt
 
 schedules:
 - cron: "0 */4 * * *"
diff --git a/.azure/pipelines/report-green.yml b/.azure/pipelines/report-green.yml
index 8d43f1c1aae9..64aa271bab49 100644
--- a/.azure/pipelines/report-green.yml
+++ b/.azure/pipelines/report-green.yml
@@ -18,8 +18,8 @@ pr:
     - .vscode/*
     - docs/*
     - '**/*.md'
-    - LICENSE.TXT
-    - THIRD-PARTY-NOTICES.TXT
+    - LICENSE.txt
+    - THIRD-PARTY-NOTICES.txt
 
 # ABG - Always Be Green
 jobs:
diff --git a/.azure/pipelines/template-tests-pr.yml b/.azure/pipelines/template-tests-pr.yml
index 1d615e2aa2ec..9a2e3038704d 100644
--- a/.azure/pipelines/template-tests-pr.yml
+++ b/.azure/pipelines/template-tests-pr.yml
@@ -21,6 +21,8 @@ pr:
     - src/Mvc/*
     - eng/Version.Details.props
     - eng/Versions.props
+    exclude:
+    - '**/*.md'
 
 variables:
 - name: _UseHelixOpenQueues