Cannot connect to the registration server

Please check your internet connection, and set your system clock to today's date and time.

Bandicam - Cannot connect to the registration server


If you see the error message above, please try the solutions below:

1. Try the latest version of Bandicam.

Please go to https://www.bandicam.com/downloads/, and download/install the latest version of Bandicam, and try again.

2. Rename the "hosts" file.

Go to "C:\Windows\System32\drivers\etc", rename the "hosts" file to "hosts2" as shown below, and try again.

Check your hosts file


3. Disable the computer antivirus program or firewall.

- Types of antivirus programs: Kaspersky, Norton, Avast, Bitdefender, F-Secure, McAfee, etc.
- Types of firewall: Windows Firewall, company firewall, network firewall, etc.

Windows Firewall


4. Reset an Internet Connection (Flush DNS).

1) Click on "Start", type "cmd" and right-click "Command Prompt", then choose "Run as Administrator".
2) Type "ipconfig /flushdns" and press "Enter".
3) Type "netsh winsock reset" and press "Enter".
4) Restart your computer and enter your Bandicam serial number.

How to Reset an Internet Connection, Flush DNS


5. Start 'Internet Explorer' -> Internet Options -> Advanced, and then check the TLS options.

(Even if you use Firefox, Chrome or Safari, you must start Internet Explorer and check the TLS options like below:)

TLS option, Internet Explorer


6. Use a wired internet connection.

If you use a laptop and wireless internet connection, please use a wired internet connection and try again.

7. Set your system clock correctly.

If your computer's clock is set incorrectly, please change the date and time correctly.

How to check your system time


If you still have problems, email us at bandicam@bandicam.com with the screenshot of the error message.



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