diff --git a/src/index.css b/src/index.css
index 175e3af..9e288bb 100644
--- a/src/index.css
+++ b/src/index.css
@@ -229,6 +229,16 @@ body {
   padding: 0 2px;
 }
 
+.check-tracker .starting-age--unselected {
+  color: #ffc107;
+}
+
+.check-tracker .starting-age-prompt {
+  font-size: 0.75em;
+  padding: 0 2px;
+  color: #ffc107;
+}
+
 /** *************************************** */
 /** Requirements Tooltip */
 /** *************************************** */
diff --git a/src/scenes/Checks.js b/src/scenes/Checks.js
index befee81..f28ef7b 100644
--- a/src/scenes/Checks.js
+++ b/src/scenes/Checks.js
@@ -113,6 +113,7 @@ const Checks = () => {
   return (
     <div id="checks" className="check-tracker" style={{ backgroundColor: layoutContext.layoutConfig.backgroundColor }}>
       <Buttons efkActive={efkActive} type={type} setType={setType} />
+      <StartingAgePrompt />
       <LocationsList
         actions={actions}
         countLocations={countLocations}
@@ -415,6 +416,18 @@ const Info = ({ locationsCounter }) => {
   );
 };
 
+// Until the player picks a starting age, every check evaluates as inaccessible,
+// so tell them why the regions look empty.
+const StartingAgePrompt = () => {
+  const { startingAge } = useStartingAge();
+
+  if (!SettingsHelper.needsStartingAgeSelection() || startingAge) {
+    return null;
+  }
+
+  return <div className="starting-age-prompt mb-2">Select starting age to see available checks.</div>;
+};
+
 // With Closed Door of Time and a random starting age, nothing is reachable until the
 // player picks starting age.
 const StartingAge = () => {
@@ -425,7 +438,7 @@ const StartingAge = () => {
   }
 
   return (
-    <div className="starting-age">
+    <div className={`starting-age${startingAge ? "" : " starting-age--unselected"}`}>
       <span className="me-2">Starting age</span>
       {["child", "adult"].map(age => (
         <button
diff --git a/src/utils/locations.js b/src/utils/locations.js
index 34efca9..9757f91 100644
--- a/src/utils/locations.js
+++ b/src/utils/locations.js
@@ -395,16 +395,16 @@ class Locations {
       return false;
     }
 
-    // Song from Impa
-    else if (location.locationName === "Song from Impa") {
-      return !SettingsHelper.getRenamedAttribute("skip_child_zelda");
-    }
-
     // Disabled Locations
     else if (SettingsHelper.isDisabledLocation(location.locationName)) {
       return false;
     }
 
+    // Song from Impa
+    else if (location.locationName === "Song from Impa") {
+      return !SettingsHelper.getRenamedAttribute("skip_child_zelda");
+    }
+
     // Always Placed Items
     else if (this._isAlwaysPlacedLocation(location)) {
       return false;
diff --git a/src/utils/logic-helper.js b/src/utils/logic-helper.js
index 5874552..3ea52f3 100644
--- a/src/utils/logic-helper.js
+++ b/src/utils/logic-helper.js
@@ -223,6 +223,15 @@ class LogicHelper {
     // Share renamedAttributes with SettingsHelper to break circular dependency
     SettingsHelper.setRenamedAttributes(this.renamedAttributes);
 
+    // Fenhl's fork splits open_forest into two booleans (open_forest = can
+    // leave the forest, open_deku = Deku Tree open). Stable expects a
+    // single string enum, so translate the bools back into the enum.
+    if (typeof this.settings.open_forest === "boolean") {
+      const openForest = this.settings.open_forest;
+      const openDeku = this.settings.open_deku;
+      _.set(this.settings, "open_forest", openDeku ? "open" : openForest ? "closed_deku" : "closed");
+    }
+
     if (
       this.settings.open_forest === "closed" &&
       (this.renamedAttributes.shuffle_special_interior_entrances ||
@@ -769,11 +778,13 @@ class LogicHelper {
       case "Weird_Egg":
         return this.items[name] > 0 || this._hasLaterChildTradeItem("Weird_Egg");
       case "Zeldas_Letter":
-        return (
-          this.items[name] > 0 ||
-          this.renamedAttributes.skip_child_zelda ||
-          this.isLocationAvailable("HC Zeldas Letter")
-        );
+        if (this.items[name] > 0 || this.renamedAttributes.skip_child_zelda) {
+          return true;
+        }
+        if (SettingsHelper.hasShuffleChildTrade("Zeldas Letter")) {
+          return false;
+        }
+        return this.isLocationAvailable("HC Zeldas Letter");
     }
 
     if (name in MASK_LOCATIONS) {