From the Forum Menu go to My Profile -> Account.
Scroll down to ‘Avatar’.
Click on ‘Choose File’ button, this will open up a window on your computer where you can select an image file that you wish to use. Please select an image which is roughly square and up to 1000px x 1000px in size.
Don’t forget to then scroll to the bottom of your Account page and click SAVE
Please note: If you take a photograph with your mobile phone and it is in ‘Portrait’ mode there is a possibility that your profile image will end up on its side. Please view the Forum Help section to see various options that may fix this.