diff --git a/tdesktop/Telegram/SourceFiles/settings/settings_advanced.cpp b/tdesktop/Telegram/SourceFiles/settings/settings_advanced.cpp
index fe102cd47..112e9b98a 100644
--- a/tdesktop/Telegram/SourceFiles/settings/settings_advanced.cpp
+++ b/tdesktop/Telegram/SourceFiles/settings/settings_advanced.cpp
@@ -382,6 +382,8 @@ void SetupSystemIntegrationContent(
 		const auto tray = addCheckbox(
 			tr::lng_settings_workmode_tray(),
 			trayEnabled());
+		// commented out for a time (ALT bug 42548)
+		tray->setDisabled(true);
 
 		const auto taskbarEnabled = [] {
 			const auto workMode = Core::App().settings().workMode();