To Fix Trojan.FakeAvalert, you have to ensure your computer has an antivirus application installed. If you are using a paid application, you need to ensure that your subscription has not expired. After that, click "Start" from your Windows desktop. You must click the small arrow next to "Shut Down" and Click "Restart." Then, Hold "F8" as your computer begins to reboot to load the Advanced Boot Menu. You should pick "Safe Mode with Networking" and click "Enter."
Next, launch your antivirus application when your computer loads and trigger an update. Forth, run a full scan of your entire computer and all attached drives to find all of the malware on your computer. Once the scan completes, you can delete all malware it detected including the FakeAValert. You have to restart your computer to reload Windows normally.