diff --git a/core/src/main/java/jenkins/model/experimentalflags/RemoveYuiUserExperimentalFlag.java b/core/src/main/java/jenkins/model/experimentalflags/RemoveYuiUserExperimentalFlag.java
new file mode 100644
index 000000000000..e8f8dcc31775
--- /dev/null
+++ b/core/src/main/java/jenkins/model/experimentalflags/RemoveYuiUserExperimentalFlag.java
@@ -0,0 +1,49 @@
+/*
+ * The MIT License
+ *
+ * Copyright (c) 2024, Markus Winter
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+package jenkins.model.experimentalflags;
+
+import edu.umd.cs.findbugs.annotations.Nullable;
+import hudson.Extension;
+import org.kohsuke.accmod.Restricted;
+import org.kohsuke.accmod.restrictions.NoExternalUse;
+
+@Extension
+@Restricted(NoExternalUse.class)
+public class RemoveYuiUserExperimentalFlag extends BooleanUserExperimentalFlag {
+ public RemoveYuiUserExperimentalFlag() {
+ super("remove-yui.flag");
+ }
+
+ @Override
+ public String getDisplayName() {
+ return "Remove YUI";
+ }
+
+ @Nullable
+ @Override
+ public String getShortDescription() {
+ return "Remove YUI from all Jenkins UI pages. This will break anything that depends on YUI";
+ }
+}
diff --git a/core/src/main/resources/lib/layout/layout.jelly b/core/src/main/resources/lib/layout/layout.jelly
index 21ac81ff18b6..210ca66f855a 100644
--- a/core/src/main/resources/lib/layout/layout.jelly
+++ b/core/src/main/resources/lib/layout/layout.jelly
@@ -128,31 +128,36 @@ THE SOFTWARE.
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@@ -173,7 +178,7 @@ THE SOFTWARE.
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