How to Remove Doubleclick.net

1. Click 'Start' and type 'Notepad' into the search field. Double-click the Notepad program to launch the text editor. Click 'Run as Administrator' and click 'OK.'

2. Click 'File,' then 'Open.' Select 'All Files.'

3. Click 'C:\Windows\system32\drivers\etc' and click the 'Hosts' file to open it.

4. Copy and paste '27.0.0.1 ad.doubleclick.net' at the bottom of the 'Hosts' file text. Click 'Save' and close the Notepad text editor. This will remove Doubleclick.net.