It is possible that banners appear as a result of a programme on an app on your computer, rather than of a malicious code. To delete a programme or an app from the startup programme group you should:

1. press Win+R;
2. enter “msconfig” and press “Enter”;
3. go to the "Startup” tab;
4. untick the programmes you do not know;
5. click “OK”.

Among popular and trustworthy software producers are:

• AMD
• Realtek
• Skype
• Oracle
• Microsoft