Bitdefender is a web security firewall that blocks your browser and protects malicious software on the left side of the main interface to prevent programming on your computer. In Windows antivirus, open and click Close In the Advanced tab, open Bitdefender Shield Disable Bitdefender edition Open the Bitdefender software application on your device. Go to the folder on the left pane, disable Bitdefender temporarily. For more info: https://quickutilities.us/blog/disable-bitdefender-antivirus-on-windows-pc