diff --git a/src/kpluginselector.h b/src/kpluginselector.h
--- a/src/kpluginselector.h
+++ b/src/kpluginselector.h
@@ -216,6 +216,13 @@
      */
     void showConfiguration(const QString &pluginId);
 
+    /**
+     * Focus the search box
+     *
+     * @since 5.56
+     */
+    void focusSearch();
+
 Q_SIGNALS:
     /**
       * Tells you whether the configuration is changed or not.
diff --git a/src/kpluginselector.cpp b/src/kpluginselector.cpp
--- a/src/kpluginselector.cpp
+++ b/src/kpluginselector.cpp
@@ -926,5 +926,10 @@
     return retFont;
 }
 
+void KPluginSelector::focusSearch()
+{
+    d->lineEdit->setFocus();
+}
+
 #include "moc_kpluginselector_p.cpp"
 #include "moc_kpluginselector.cpp"