From c99d80b414a5ccf400f8590edd497974017c6b88 Mon Sep 17 00:00:00 2001
From: Hugo Locurcio <hugo.locurcio@hugo.pro>
Date: Sun, 22 Sep 2019 19:00:33 +0200
Subject: Mention performance caveats of `OS.set_window_title()`

See #32254.
---
 doc/classes/OS.xml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/doc/classes/OS.xml b/doc/classes/OS.xml
index 938777a36b..afa0222c6e 100644
--- a/doc/classes/OS.xml
+++ b/doc/classes/OS.xml
@@ -820,6 +820,7 @@
 			</argument>
 			<description>
 				Sets the window title to the specified string.
+				[b]Note:[/b] This should be used sporadically. Don't set this every frame, as that will negatively affect performance on some window managers.
 			</description>
 		</method>
 		<method name="shell_open">
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