Fix the issue where the py exe does not close after the application is closed.

Author: MDen-MT

index.html

@@ -24,7 +24,7 @@
 
     <div class="progressBar">
     <span class="descriptionRange">Generating Banners...<br>
-        <small>Do not turn off the computer until the generation is complete.</small>
+        <small>Do not close app until the generation is complete.</small>
     </span>
         <div class="unLoaded">Loading...</div>
         <div class="loaded">Loading...</div>