Examining whether your device is connected to a proxy server

In case the teacher or student has set up a proxy or use a proxy of university or others, you will not be able to sign in to LEB2 system. Kindly turn off a proxy setup by following these steps;

1.  Use right-click at the icon  '  ' then select 'Search'.
2. Type 'Proxy' then select 'Proxy Settings'
3. Choose 'Off' to turn off Proxy.