diff --git a/user.js b/user.js
index a7b8dc9..e57bcf6 100644
--- a/user.js
+++ b/user.js
@@ -86,6 +86,7 @@ user_pref("_user.js.parrot", "0100 syntax error: the parrot's dead!");
  * [SETTING] General>Startup>Always check if Firefox is your default browser ***/
 user_pref("browser.shell.checkDefaultBrowser", false);
 /* 0102: set START page (0=blank, 1=home, 2=last visited page, 3=resume previous session)
+ * [NOTE] Session Restore is not used in PB mode (0110) and is cleared with history (2803, 2804)
  * [SETTING] General>Startup>Restore previous session ***/
 user_pref("browser.startup.page", 0);
 /* 0103: set HOME+NEWWINDOW page