Download and install Ad-Aware, and scan for spyware and adware

Ad-Aware 2007 is a leading product which you can use to scan for and remove spyware and adware from your computer. It can be downloaded from the Internet free of charge. Ad-aware uses definition files to recognize the malware it is searching for, and it is important that you have the latest version of these files when scanning with Ad-Aware. These definition files are separate from the executable file. These definition files are separate from the executable file. When the computer on which Ad-Aware is being run is connected to the Web, Ad-Aware can perform a Web update. When there is no Internet connectivity, the user must download and install these definition files manually.

Browse to http://www.lavasoft.de/software/adaware/. On the right side of the page towards the top select "DOWNLOAD.COM TOP RATED 5" and follow the instructions to download the Ad-Aware installer Aawsepersonal.exe. Select Run on the File Download dialog.
First the installer will check for previously installations, then start the install wizard. Click Next and accept the license agreement, then click Next, then click Next again if necessary.
Use the default destination folder, and click Next, and click Next again. The installation will start. When Ad-Aware is finished installing click Finish. Ad-Aware will open and perform a web update.
Click Start, then Next and Ad-Aware will perform a scan of your computer for spyware and adware.
When the scan is finished, Ad-Aware display the number of objects found an a blinking red exclamation point. Click Next.
Ad-Aware now shows a list of the items found. To remove these items check their respective checkboxes and click Next, Then click OK to confirm.
- Hint! To check all the checkboxes on a longer list of objects, right-click on the list, and on the pop-up menu click Select All Objects.
Ad-Aware will now uninstall the objects, then return to the start screen. Close Ad-Aware.

Scan your computer with Ad-Aware regularly, being sure to always get the latest updates first. How often you need to scan depends on your browsing habits, and what you use your computer for.

You should also be using Spybot and Microsoft Defender to protect your computer. Which of these products is the best is a moot point. Scan with any of them, and the others may still find additional objects, so your best solution is to use them all.