diff --git a/scraibe/app/config.yml b/scraibe/app/config.yml
index 8e908e6..9e42db3 100644
--- a/scraibe/app/config.yml
+++ b/scraibe/app/config.yml
@@ -4,7 +4,7 @@ launch:
   server_port: 7860
   server_name: 0.0.0.0
   inline: false
-  inbrowser: true
+  inbrowser: false
   share : false
   debug : false
   max_threads: 40
@@ -16,7 +16,7 @@ launch:
   auth_message: null
   prevent_thread_lock : false
   show_error : false
-  show_tips : true
+  show_tips : false
   favicon_path : null
   ssl_keyfile : null
   ssl_certfile : null
diff --git a/scraibe/app/utils.py b/scraibe/app/utils.py
index c9693ef..816bc4c 100644
--- a/scraibe/app/utils.py
+++ b/scraibe/app/utils.py
@@ -1,5 +1,3 @@
-from email import header
-from math import e
 import os
 import warnings
 import yaml