diff --git a/c_gui/help/en/Contents.htm b/c_gui/help/en/Contents.htm
index 68ab1d77..8826650e 100644
--- a/c_gui/help/en/Contents.htm
+++ b/c_gui/help/en/Contents.htm
@@ -36,7 +36,7 @@
     <li><a href="EditingSecrets.html" target="_blank">Editing Secrets</a></li>
     <li><a href="LinkingSecrets.htm" target="_blank">Linking Secrets</a></li>
     <li><a href="UnlockSecrets.htm" target="_blank">Locking and Unlocking Secrets</a></li>
-    <li><a href="Persistent%20Storage.htm" target="_blank">Persistent Storage</a></li>
+    <li><a href="Persistent_Storage.htm" target="_blank">Persistent Storage</a></li>
     <li><a href="Preferences.htm" target="_blank">Setting CASA Preferences</a></li>
     <li><a href="CASAMasterPasswordAuthentication.htm" target="_blank">Setting 
       Master Password</a></li>
@@ -61,4 +61,4 @@ href="legal_notices_en.html"><font color="#4A4A4A">Legal Notices</font></a><font
   <div class="ruleabove"></div>
 </div>
 </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/c_gui/help/en/LinkA.gif b/c_gui/help/en/LinkA.gif
deleted file mode 100644
index 4bcdb758..00000000
Binary files a/c_gui/help/en/LinkA.gif and /dev/null differ