diff --git a/rust/src/model/misc.rs b/rust/src/model/misc.rs
index 92f619c..0f727c1 100644
--- a/rust/src/model/misc.rs
+++ b/rust/src/model/misc.rs
@@ -88,9 +88,10 @@ pub enum StartCheckError {
 }
 
 #[derive(Default, Serialize, Deserialize, Clone)]
-#[serde(default)]
 pub struct ConfigHook {
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub allnet_auth: Option<ConfigHookAuth>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub aime: Option<ConfigHookAime>,
 }
 
diff --git a/rust/src/pkg.rs b/rust/src/pkg.rs
index 2c4d9ea..1accaae 100644
--- a/rust/src/pkg.rs
+++ b/rust/src/pkg.rs
@@ -128,7 +128,7 @@ impl Package {
             .unwrap()
             .to_owned();
 
-        let status = Self::parse_status(&mft);
+        let status = Self::parse_status(&mft, &dir);
         let dependencies = Self::sanitize_deps(mft.dependencies);
 
         Ok(Package {
@@ -221,9 +221,15 @@ impl Package {
         res
     }
 
-    fn parse_status(mft: &PackageManifest) -> Status {
+    fn parse_status(mft: &PackageManifest, dir: impl AsRef<Path>) -> Status {
         if mft.installers.len() == 0 {
-            return Status::OK(make_bitflags!(Feature::Mod), DLLs { game: None, amd: None }); //Unchecked
+            if dir.as_ref().join("post_load.ps1").exists() {
+                return Status::Unsupported;
+            }
+            if dir.as_ref().join("app").join("data").exists() {
+                return Status::Unsupported;
+            }
+            return Status::OK(make_bitflags!(Feature::Mod), DLLs { game: None, amd: None });
         } else {
             let mut flags = BitFlags::default();
             let mut game_dll = None;
diff --git a/src/components/ModListEntry.vue b/src/components/ModListEntry.vue
index 285a9bb..e88aff1 100644
--- a/src/components/ModListEntry.vue
+++ b/src/components/ModListEntry.vue
@@ -26,19 +26,31 @@ const model = computed({
         await prf.togglePkg(props.pkg, value);
     },
 });
+
+const unsupported = computed(() => props.pkg!.loc!.status === 'Unsupported');
+
+if (unsupported.value === true && model.value === true) {
+    prf.togglePkg(props.pkg, false);
+}
 </script>
 
 <template>
     <div class="flex items-center">
         <ModTitlecard show-version show-icon show-description :pkg="pkg" />
         <UpdateButton :pkg="pkg" />
-        <ToggleSwitch
-            v-if="hasFeature(pkg, Feature.Mod)"
-            class="scale-[1.33] shrink-0"
-            inputId="switch"
-            :disabled="pkg!.loc!.status === 'Unsupported'"
-            v-model="model"
-        />
+        <span
+            v-tooltip="
+                unsupported && 'This package is not compatible with STARTLINER.'
+            "
+        >
+            <ToggleSwitch
+                v-if="hasFeature(pkg, Feature.Mod) || unsupported === true"
+                class="scale-[1.33] shrink-0"
+                inputId="switch"
+                :disabled="unsupported === true"
+                v-model="model"
+            />
+        </span>
         <InstallButton :pkg="pkg" />
         <Button
             rounded