appSwitcher-js-patch.diff

--- /usr/share/cinnamon/js/ui/appSwitcher/appSwitcher.js	2021-01-13 16:22:39.000000000 +0200
+++ /usr/share/cinnamon/js/ui/appSwitcher/appSwitcher-modified.js	2021-06-04 10:04:44.939489478 +0300
@@ -65,6 +65,9 @@
 
     windows = windows.filter( Main.isInteresting );
 
+    // Workaround for https://github.com/linuxmint/cinnamon/issues/4330
+    windows = windows.filter(w => w.get_monitor() === global.screen.get_current_monitor())
+
     switch(binding.get_name()) {
         case 'switch-panels':
             // Switch between windows of all workspaces