like this? (hopefully i dont work coding, otherwise I would starve to death at this point)

src/android/app/src/main/jni/native.cpp

@@ -1628,9 +1628,15 @@ JNIEXPORT jobjectArray JNICALL Java_org_yuzu_yuzu_1emu_NativeLibrary_checkForUpd
     const std::optional<UpdateChecker::Update> release =
         UpdateChecker::GetLatestRelease(is_prerelease);
 
-    if (!release || release->tag.substr(release->tag.find('.') + 1, 10) == std::string(Common::g_build_version).substr(0, 10)) {
+#ifdef NIGHTLY_BUILD
+    if (release->tag.substr(release->tag.find('.') + 1, 10) == std::string(Common::g_build_version).substr(0, 10)) {
         return nullptr;
     }
+#else
+    if (!release || release->tag == Common::g_build_version) {
+        return nullptr;
+    }
+#endif
 
     const std::string tag = release->tag;
     const std::string name = release->name;

src/yuzu/main_window.cpp

@@ -523,9 +523,15 @@ MainWindow::MainWindow(bool has_broken_vulkan)
                                         (strstr(Common::g_build_version, "rc") != NULL));
             const std::optional<UpdateChecker::Update> latest_release_tag =
                 UpdateChecker::GetLatestRelease(is_prerelease);
+#ifdef NIGHTLY_BUILD
+            if (latest_release_tag->tag.substr(latest_release_tag->tag.find('.') + 1, 10) != std::string(Common::g_build_version).substr(0, 10)) {
+                return latest_release_tag.value();
+            }
+#else
             if (latest_release_tag && latest_release_tag->tag != Common::g_build_version) {
                 return latest_release_tag.value();
             }
+#endif
             return UpdateChecker::Update{};
         });
         update_watcher.connect(&update_watcher, &QFutureWatcher<QString>::finished, this,