How to fix :error caa20003 ?

Instructions for Fixing Errors Error CAA20003

If you are encountering the error code CAA20003 on your computer, it means that there is an issue with your Windows operating system. This error can occur due to a variety of reasons, including corrupted system files, outdated drivers, or malware infections. In this article, we will provide you with step-by-step instructions on how to fix the error CAA20003 and get your computer back to working order.

Step 1: Run a Full System Scan

The first step in fixing the error CAA20003 is to run a full system scan using your antivirus software. This will help you identify and remove any malware infections that may be causing the error. To run a full system scan, follow these steps:

Step 1.1: Open your Antivirus Software

Click on the antivirus software icon on your desktop or in the system tray to open it.

Step 1.2: Run a Full System Scan

Click on the “Scan” button and select “Full System Scan” from the options. Wait for the scan to complete and follow the instructions to remove any detected threats.

Step 2: Update Your Drivers

Outdated or corrupted drivers can also cause the error CAA20003. To update your drivers, follow these steps:

Step 2.1: Open Device Manager

Right-click on the “Start” button and select “Device Manager” from the options.

Step 2.2: Update Drivers

Expand the category of the device whose driver you want to update. Right-click on the device and select “Update Driver” from the options. Follow the instructions to update the driver.

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Step 3: Run System File Checker

The System File Checker (SFC) is a built-in tool in Windows that can scan and repair corrupted system files. To run SFC, follow these steps:

Step 3.1: Open Command Prompt

Right-click on the “Start” button and select “Command Prompt (Admin)” from the options.

Step 3.2: Run SFC

Type “sfc /scannow” in the Command Prompt window and press Enter. Wait for the scan to complete and follow the instructions to repair any corrupted system files.

Step 4: Perform a System Restore

If none of the above steps work, you can try performing a system restore to a previous point in time when your computer was working fine. To perform a system restore, follow these steps:

Step 4.1: Open System Restore

Click on the “Start” button and type “System Restore” in the search bar. Select “Create a Restore Point” from the options.

Step 4.2: Restore Your System

Click on the “System Restore” button and select a restore point from the list. Follow the instructions to restore your system to the selected point in time.


The error CAA20003 can be frustrating, but it can be fixed by following the above steps. If you are still encountering the error after trying all the steps, you may need to seek professional help to diagnose and fix the issue.

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