Spyware is software that performs certain behaviors such as advertising, collecting personal information, or changing the configuration of your computer. You might have spyware if you have the following symptoms:

1. Ads pages keeps popup.

2. You can't remove a software or it will reboot your computer when you try to remove it.

3. The computer settings have be changed.

4. The Internet browser contains addition components that you didn't download them.

5. The computer seems to sluggish.

6. The Task Manager lists some strange programs.

7. Your Web browser's home page unexpectedly change

Spyware is software that performs certain behaviors such as advertising, collecting personal information, or changing the configuration of your computer. Spyware can invade your privacy, pop up advertisements, slow down your system, and even make your computer crash. Here are some simple ways you can do to protect your computer against spyware.

1. Install latest service pack and security updates.

2. Adjust your Web browser's security settings.

3. Use a firewall or IP filtering.

4. Surf and download more safely.

Many spyware is designed to be difficult to remove. If you try to uninstall this software like any other program, you might find that the program reappears as soon as you restart your computer. If you're having trouble uninstalling unwanted software, you may need to download a tool to do the job for you or remove it manually.

1. Remove the suspicious programs using Add/Remove Programs.

2. Use remove anti-spyware software.

3. Configure Startup using msconfig.

4. Modify the registry based on msconfig and Task Manager information.

5. Check which software will run when the computer starts using regedit. To do that, run regedit. Go to HKEY_LOCAL_MICHINE>Software>Microsoft>Windows>CurrentVersion>Run