diff --git a/The-Upgrade-Guide.md b/The-Upgrade-Guide.md
index d3dbbfa..16041c9 100644
--- a/The-Upgrade-Guide.md
+++ b/The-Upgrade-Guide.md
@@ -16,7 +16,9 @@ Download the PKG of the desired version:
   * this mod contains the adbd with root in boot img
   * it also adds modified AppLauncher with the app drawer as well as the android settings
 
-Always make a backup of all your documents before you update.
+If you were using mass storage, please clear everything in mass storage to prevent update failure due to insufficient space.
+
+Finally, always make a backup of all your documents before you update.
 
 
 ```