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Sophos Error 1721 is the name of the error that contains the details of the error, including the reason the error occurred, the system component or application malfunctioning to cause this error as well as other information. The numeric code in the error name contains data that can be decrypted by the manufacturer of the failed component or application. The error in using this code can occur in different parts of the system. Even if it carries some information on its behalf, it is always difficult for a user to locate and correct the cause of the error without specific technical knowledge or appropriate software.

Symptoms of Sophos Error 1721

• “Error 1722” appears and blocks the active program window.
• Your PC crashes frequently with error 1722 when running the same program.
• “Sophos Antivirus Error 1722” is displayed.
• Windows is slow and reacts slowly to the mouse or keyboard.
• Your computer “hangs” periodically for a few seconds at a time.

Causes of Sophos error 1721

• The corrupt download or incomplete installation of the Sophos Antivirus software.
• Windows registry corruption following a recent Sophos Antivirus-related software change (install or uninstall).
• Virus or malware that has corrupted Windows system files or program files associated with Sophos Antivirus.
• Another program maliciously or erratically deleted files related to Sophos Antivirus.

How to fix Sophos Error 1721 ?

Follow these steps to fix your problem:

Scan the Computer with the Windows Repair Tool

This repair tool is free to download as well as easy to use. It scans, detects and repairs your computer for system errors like Uninstall Sophos Error 1721. The tool is powerful enough to find malicious items that are hidden on the computer.

Step 1. Download Repair Tool. Save the file to your Desktop so that we can access the file easily.
Step 2. After downloading, navigate to the file location and double-click it. This will start the installation procedure. User Account Control will prompt if you want to run the program, click Yes to continue.

Step 3. On initial launch of the program, it will display a welcome screen. Leave the checkbox unticked to allow the repair tool to start an automatic scan and click Install to start the installation procedure.

Step 4. The tool will now install itself on your computer. The tool will download necessary updates so Internet connection is required at this point.

Step 5. The tool will automatically start a preliminary scan of your machine to help determine the health of your PC.

Step 6. Once the scan is complete the tool will tell you which areas of your PC are damaged and if a repair is necessary. If it is, click on the Start Repair button in the bottom right corner.

Step 7. After it’s finished it’s repair your computer should be fixed. You may need to restart your computer to complete the process.