diff --git a/pheno_knowledge_base/docs/platform_tutorial.html b/pheno_knowledge_base/docs/platform_tutorial.html
index f803270..c1f264a 100644
--- a/pheno_knowledge_base/docs/platform_tutorial.html
+++ b/pheno_knowledge_base/docs/platform_tutorial.html
@@ -342,6 +342,7 @@ <h2 class="anchored" data-anchor-id="sign-up">Sign Up</h2>
 </ol>
 <p><img src="platform_imgs/Aspose.Words.eb2aa5b5-7f63-4203-881b-2ae5083537c6.002.png" class="img-fluid"></p>
 <ol start="4" type="1">
+<li>Click the <strong>Sign in</strong> button.</li>
 <li>Click the <strong>Sign up</strong> button.</li>
 </ol>
 </section>
@@ -710,4 +711,4 @@ <h3 class="anchored" data-anchor-id="for-any-questions-or-help-please-contact-su
 
 
 
-</body></html>
\ No newline at end of file
+</body></html>