Sending out emails?

Hello Paul,

We are sorry to know this.
To deactivate AVG Internet Security program temporarily, please follow the below steps: 
Right-click the AVG icon in the system tray next to the clock.
Click "Temporarily disable AVG protection".
Choose how long you want the protection to be disabled and whether to disable the firewall as well, and then click "OK".
You can also turn off email shield in AVG Internet Security program and check if it helps.
Thank you and keep us updated.

How do I deactivate AVG when I need to send out an email?
Hello Paul,

We are sorry to know this.
To deactivate AVG Internet Security program temporarily, please follow the below steps: 
Right-click the AVG icon in the system tray next to the clock.
Click "Temporarily disable AVG protection".
Choose how long you want the protection to be disabled and whether to disable the firewall as well, and then click "OK".
You can also turn off email shield in AVG Internet Security program and check if it helps.
Thank you and keep us updated.