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Having trouble with your Sophos Antivirus

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Q1: Please Choose Your Sophos Product:

Antivirus Not Working

Your Sophos antivirus may sometimes slow down and not work efficiently. This issue may arise due to a conflict with another application. The basic troubleshooting methods are used in this case. One of the common reasons for Sophos not working is the outdated software. If your software is outdated, it may stop working.

Another reason may be conflicting software or incorrect installation of the software. Sometimes malware interference might be the big reason for this.


  • Outdated Sophos software 
  • Conflicting software/existing installed software 
  • Incorrect installation of software
  • Malware interference 
  • Fewer system resources 
  • Firewall or security settings


Try to perform the methods with caution, as antivirus on antivirus may be disabled on the system. You must back up any important data before attempting any of these steps.

Solution 1: Alter Sophos settings 

  1. Turn off tamper protection. 
  2. Disable download scanning. 
  3. Disable website reputation lookup. 
  4. Disable web control. 
  5. Turn off Download Reputation. 
  6. Turn off Malicious traffic detection. 
    • Confirm which antivirus and HIPS policy your computer has to configure. 
    • Then, expand the Antivirus and HIPS section under Policies. 
    • Now, double-click the policy that needs to be changed. 
    • Except for Enabling behavior monitoring, tap on Configure. 
    • Uncheck the Detect malicious traffic to turn off MTD. 
    • Then, tap on OK to apply changes. 
    • Turn off the LSP. 
    • Disable Host Intrusion Prevention.
    • Disable suspicious behavior.
    • Turn off Behavior Monitoring. 
    • Disable on-access scanning. 
    • Disable application control. To do this, choose Configure from the menu. 
    • Then, select Application Control and disable “Enable on-access scanning.” 
  7. Turn off Sophos Live Protection. 
  8. Turn off HitmanPro Alert services through services.msc. 
  9. Delete the Sophos Endpoint Security and Control.

Solution 2: Update Sophos software

Make sure you have the latest version of Sophos antivirus installed. Then, navigate to Sophos’s official website and move to the Downloads section. Then, download the latest version of Sophos software. After that, install the software on your computer again. It will resolve every issue of bugs in your software.

Solution 3: Uninstall the conflicting programs 

Ensure that your system has no other antivirus software installed that is running simultaneously with Sophos. Because having multiple software may prevent your Sophos software from working.

Solution 4: Repair the installation

You have to repair the installation of your Sophos software. If the installation is corrupt, you need to follow this solution. 

  1. To do this, you must go to the Control Panel and select Programs/Programs and Features. 
  2. Then, locate Sophos in the list and right-click on it. Then, select the option to repair the installation. Then, follow the displayed instructions to finish the repair process.

Solution 5: Reinstall Sophos

If nothing works, consider reinstalling the Sophos software. To do this, you need to uninstall the Sophos software and then reinstall it. You can use Sophos’s official website to reinstall it. After that, you are expected to follow all the displayed instructions.

Solution 6: Contact Sophos support

If the above methods don’t work, Sophos Endpoint and Control are not causing the issue. To detect the issue, you should remove the application from your computer to check if this improves the performance issues. Next, reinstall the Sophos Endpoint Security and Control to protect your computer from Malware.

Antivirus Support

Frequently Asked Questions (FAQ's)

Sophos Web Security and Control Site by SophosLabs are used to test the functionality of Sophos. You need to select Malware to test if the Web protection is working well. This step will show a blocked page and an alert message on the system. You can also click other options on the page in order to test the different categories.

Sophos offers centralized security management and operations from the world’s most reliable cloud security platform. Sophos Central helps make cybersecurity more secure and effective.

Follow the given steps:
  1. Go to Start, type in appwiz.cpl, and enter to launch it. 
  2. A list of installed programs will open; double-click on Sophos Home. 
  3. Then, tap the Uninstall button and wait until the process is complete.

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