How to Eliminate Bitdefender Error 4 on your Device

The Bitdefender error code 4 is a frustrating error that a user may often come across. We have shared different quick and easy methods to resolve the frustrating error. Let’s take a quick look at the troubleshooting steps provided below.

Primary Reasons Behind Bitdefender Error Code 4

There are several reasons behind the occurrence of Bitdefender error 4 on a system. We have listed several reasons that may be causing the issue. Let’s have a glance at these reasons.

• The error may appear owing to the improperly configured firewall.
• The Bitdefender error 4 may appear when another proxy is running.
• Make sure to change the firewall settings as the wrong firewall settings may lead to this issue.

Procedures to Fix Bitdefender Error 4

Below are some great methods. The process explained below will help a Bitdefender user get rid of the error code 4 in an easy and quick manner. Read the methods explained below.

Procedure 1

If you see the Bitdefender error 4 on your system, you should check if there is an issue with the operating system or any other program installed on your system. In order to eliminate the Bitdefender error 4, restart your PC. Shut down the PC and Reboot the PC. Trying out this procedure will quickly fix the issue. If the issue still persists, you can try out the second procedure stated below.

Procedure 2

In case the issue does not come to an end, you need to follow the described steps and sign in with your correct credentials. Go through the step-by-step procedure:

1. Launch your Bitdefender program and then go to the human-shaped icon appearing on the right side.
2. When the program is open, you should sign in using your Bitdefender account.
3. After that, try to connect to VPN.
4. The instructions will assist a Bitdefender account user in fixing the Bitdefender error 4 quickly.

Procedure 3

We have already explained that the Bitdefender error 4 appears due to VPN-related issues. If your PC or laptop is connected to any other VPN, you may face the same issues as explained in the article. Read the step-by-step procedure.

1. Make sure that your PC or laptop is not connected to another VPN.
2. If your PC or laptop seems connected, you need to disconnect it from VPN.
3. If there is any web-filtering software or networking app, uninstall it.
4. After that, restart your PC or laptop.
5. The step-by-step procedure will make this error quickly go away.

Procedure 4

The process of resetting the internet connection can make the Bitdefender error 4 go away. We have mentioned the troubleshooting methods below. Read the step-by-step guidelines and follow the steps:

1. First and foremost, you should open the Command Prompt on your system.
2. Click the Start button and type cmd, and then click on the Command Prompt option.
3. Choose the Run as administrator.
4. Enter ipconfig / release and then hit the Enter button on your keyboard.
5. Enter ipconfig / flushdns and hit Enter key.
6. Type ipconfig / renew and press the Enter button.
7. Later, type netsh winsock reset and click on the Enter key.
8. At last, you should type netsh int ip reset and click the Enter button.
9. Restart your PC or laptop and try connecting your system to Bitdefender VPN.
10. See if the Bitdefender error 4 is now fixed.

Procedure 5

Sometimes, the process of reinstalling the Bitdefender program may put the Bitdefender error 4 to an end. Make sure to correctly follow the steps mentioned below.

1. Before installing the Bitdefender VPN, make sure that all Bitdefender files are safe.
2. If the files do not seem to be safe, uninstall the existing version of Bitdefender.
3. After the uninstallation, go to the official website of Bitdefender.
4. Download and install the Bitdefender VPN.
5. Reinstalling the Bitdefender VPN will quickly resolve the Bitdefender error 4.

What to do to Prevent the Occurrence of Bitdefender Error 4

If you come across the Bitdefender error 4, you can keep these things in mind to prevent the occurrence of the issue.

1. Make sure that your system is not connected to another VPN or proxy.
2. Make sure no other networks block your Bitdefender VPN.
3. Ensure you use the default DNS server. If it does not work, connect to another fast DNS server.
4. Ask your network administrator to change the firewall settings.
5. Make sure that all your Bitdefender VPN files are safe.
6. Keep in mind that your Bitdefender VPN is updated to the latest version.

Note: We have shared useful information above. Following the instructions given above will prevent the frequent occurrence of Bitdefender error 4.