diff --git a/Translations/Translations.pot b/Translations/Translations.pot
index 561aae0a7..8457f6bdf 100644
--- a/Translations/Translations.pot
+++ b/Translations/Translations.pot
@@ -902,6 +902,11 @@ msgstr ""
 msgid "Share options between the left and the right tools"
 msgstr ""
 
+#. Found in the preferences, under the Tools category. Tooltip of the "Share options between the left and the right tools" preference.
+msgid "If this is enabled, options will be synced between the left and the right tool.\n"
+"For example, both tools will share the same brush size, and changing it on one tool will instantly change on the other."
+msgstr ""
+
 msgid "Left tool color:"
 msgstr ""
 
diff --git a/src/Preferences/PreferencesDialog.tscn b/src/Preferences/PreferencesDialog.tscn
index f252a4533..5f939baf4 100644
--- a/src/Preferences/PreferencesDialog.tscn
+++ b/src/Preferences/PreferencesDialog.tscn
@@ -866,11 +866,16 @@ columns = 3
 [node name="ShareOptionsLabel" type="Label" parent="HSplitContainer/VBoxContainer/ScrollContainer/RightSide/Tools/ToolOptions"]
 layout_mode = 2
 size_flags_horizontal = 3
+tooltip_text = "If this is enabled, options will be synced between the left and the right tool.
+For example, both tools will share the same brush size, and changing it on one tool will instantly change on the other."
+mouse_filter = 1
 text = "Share options between the left and the right tools"
 
 [node name="ShareOptionsCheckBox" type="CheckBox" parent="HSplitContainer/VBoxContainer/ScrollContainer/RightSide/Tools/ToolOptions"]
 layout_mode = 2
 size_flags_horizontal = 3
+tooltip_text = "If this is enabled, options will be synced between the left and the right tool.
+For example, both tools will share the same brush size, and changing it on one tool will instantly change on the other."
 mouse_default_cursor_shape = 2
 text = "On"