diff --git a/README.md b/README.md
index 3e4d656..20c6bee 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ legally yours to use as you please. **However, it IS illegal to use this for pir
 ANY TEXTBOOKS YOU DOWNLOAD USING THIS SCRIPT.**
 
 ## Instructions
-1. Open your textbook in the McGraw-Hill Connect website (how you normally open it)
+1. Open your textbook in the McGraw-Hill Connect website (how you normally open it) in a private/incognito window
 2. Type `javascript:` into the address bar (note that **you CANNOT copy-paste it in**).
 2. Copy-paste the following into the address bar AFTER the `javascript:` part:
 ```js