Index: binaries/data/mods/public/gui/common/tab_buttons.js
===================================================================
--- binaries/data/mods/public/gui/common/tab_buttons.js
+++ binaries/data/mods/public/gui/common/tab_buttons.js
@@ -60,7 +60,10 @@
 			size.rbottom = 0;
 		}
 		button.size = size;
-		button.tooltip = categoriesData[category].tooltip || "";
+		button.tooltip = (categoriesData[category].tooltip ? categoriesData[category].tooltip + "\n" : "") +
+			(g_TabHorizontal ?
+				colorizeHotkey(translate("Scroll down or use %(hotkey)s to move a tab right."), "tab.next") + "\n" + colorizeHotkey(translate("Scroll up or use %(hotkey)s to move a tab left."), "tab.prev"):
+				colorizeHotkey(translate("Scroll down or use %(hotkey)s to move a tab down."), "tab.next") + "\n" + colorizeHotkey(translate("Scroll up or use %(hotkey)s to move a tab up."), "tab.prev"));
 
 		let categoryNum = +category;
 		button.onPress = () => { onPress(categoryNum); };
Index: binaries/data/mods/public/gui/gamesetup/Pages/GameSetupPage/Panels/GameSettingsTabs.js
===================================================================
--- binaries/data/mods/public/gui/gamesetup/Pages/GameSetupPage/Panels/GameSettingsTabs.js
+++ binaries/data/mods/public/gui/gamesetup/Pages/GameSetupPage/Panels/GameSettingsTabs.js
@@ -10,10 +10,7 @@
 		this.settingsTabButtonsFrame = Engine.GetGUIObjectByName("settingTabButtonsFrame");
 
 		for (let tab in g_GameSettingsLayout)
-			g_GameSettingsLayout[tab].tooltip =
-				sprintf(this.ToggleTooltip, { "name": g_GameSettingsLayout[tab].label }) +
-				colorizeHotkey("\n" + this.HotkeyNextTooltip, this.ConfigNameHotkeyNext) +
-				colorizeHotkey("\n" + this.HotkeyPreviousTooltip, this.ConfigNameHotkeyPrevious);
+			g_GameSettingsLayout[tab].tooltip = sprintf(this.ToggleTooltip, { "name": g_GameSettingsLayout[tab].label });
 
 		setupWindow.registerLoadHandler(this.onLoad.bind(this));
 		Engine.SetGlobalHotkey("cancel", "Press", selectPanel);
@@ -82,12 +79,6 @@
 GameSettingTabs.prototype.HotkeyPreviousTooltip =
 	translate("Press %(hotkey)s to move to the previous settings tab.");
 
-GameSettingTabs.prototype.ConfigNameHotkeyNext =
-	"tab.next";
-
-GameSettingTabs.prototype.ConfigNameHotkeyPrevious =
-	"tab.prev";
-
 GameSettingTabs.prototype.TabButtonHeight = 30;
 
 GameSettingTabs.prototype.TabButtonMargin = 4;
Index: binaries/data/mods/public/gui/summary/summary.js
===================================================================
--- binaries/data/mods/public/gui/summary/summary.js
+++ binaries/data/mods/public/gui/summary/summary.js
@@ -553,10 +553,7 @@
 
 	let allPanelsData = g_ScorePanelsData.concat(g_ChartPanelsData);
 	for (let tab in allPanelsData)
-		allPanelsData[tab].tooltip =
-			sprintf(translate("Toggle the %(name)s summary tab."), { "name": allPanelsData[tab].label }) +
-			colorizeHotkey("\n" + translate("Use %(hotkey)s to move a summary tab right."), "tab.next") +
-			colorizeHotkey("\n" + translate("Use %(hotkey)s to move a summary tab left."), "tab.prev");
+		allPanelsData[tab].tooltip = sprintf(translate("Focus the %(name)s summary tab."), { "name": allPanelsData[tab].label });
 
 	placeTabButtons(
 		allPanelsData,