How can I share my AVG with family members?

Hello, Maz.
You have an active AVG Ultimate (1 year subscription) valid until 2nd Sep 2018. This product includes:

AVG Internet Security for unlimited Windows devices.
AVG PC TuneUp for unlimited Windows devices.
AVG Anti Virus Pro for unlimited Android devices.
AVG Cleaner Pro for unlimited Android devices.

For instructions to install AVG Ultimate on a Windows device, please click on this link.

To install AVG on an Android device, make sure you are logged into Google play store on that device with your registered email address (mxxxxxx@outlook.com). Then download and install the free version of AVG Anti Virus and AVG Cleaner. Then, login to these apps as per the steps below to activate the Pro features.

Open AVG AntiVirus free.
Tap the menu icon in the top-left corner and tap AVG Account.
Log into your AVG Account that was used during your purchase.