Please note that there are so many cases of fake alerts pretending to be from operating system or Windows Defender. The objective of such bogus warnings is to persuade victims into downloading rogue security application or commit them to pay for online technical support service. In this case, please scan the computer first using the following procedures to see if “Windows Defender error code 0x80093acf” is just caused by some infection.
Self Help Guide
For easy and free removal of virus, we suggest that you carry out the following instructions. We will use only free and effective malware removal tools on this procedure.
1. Download the following malware removal tools
– Click to download MalwareBytes Anti-Malware
– Click to download Adware Cleaner
Once downloaded, install the programs using default configuration. No need to change on the current settings. Updating may be necessary after the installation.
2. Scan with Malwarebytes Anti-malware
– Open Malwarebytes Anti-malware
– On the main window, click on Scan tab
– Make sure that Threat Scan (Recommended) is selected
– Click on Start Scan button to start finding viruses and other malicious programs
– After the scan, select all identified threats and click on Remove Selected button
– If it prompts you that computer needs to be restarted, please select No
– Close Malwarebytes Anti-malware program
3. Run another scan using AdwCleaner
– Open AdwCleaner.
– Once opened, click on Scan button to search for malicious applications and viruses.
– To remove all detected adware and malware, click on the Clean button.
– AdwCleaner will prompt you to close any running application as it will need to restart the computer.
– Click OK to restart the computer.
After restarting the computer, you may run additional virus scanner if anti-virus is installed.