diff --git a/src/mobile-config-prefs.js b/src/mobile-config-prefs.js
index 6090643..fcb8a7c 100644
--- a/src/mobile-config-prefs.js
+++ b/src/mobile-config-prefs.js
@@ -4,6 +4,7 @@
 // Set up autoconfig (we use it to copy/update userChrome.css into profile dir)
 pref('general.config.filename', "mobile-config-autoconfig.js");
 pref('general.config.obscure_value', 0);
+pref('general.config.sandbox_enabled', false);
 
 // Select a mobile user agent for firefox (same as tor browser on android)
 pref('general.useragent.override', 'Mozilla/5.0 (Android 9; Mobile; rv:78.0) Gecko/20100101 Firefox/78.0');