where can i find the HiJackThis in my windows7 laptop, and how can i run this?

The download and instructions are in the following website. HijackThis - Trend Micro USA Before trying HiJackThis, I suggest you confirm if other programs such as Windows Live Messenger can connect to Internet. If Internet works with other programs properl;y, temporary disable antivirus and check the result again. Additionally you can try to reset your IE. How to reset Internet Explorer settings Important Note: Microsoft provides third-party contact information to help you find technical support. This contact information may change without notice. Microsoft does not guarantee the accuracy of this third-party contact information.Please remember to click Mark as Answer on the post that helps you, and to click Unmark as Answer if a marked post does not actually answer your question. This can be beneficial to other community members reading the thread.