XF 1.4 Changing the default thumbnail for Facebook links

[Cassandra]

Whenever someone links to my forum on Facebook, the default Xenforo logo appears as an attached image. Is there any way to change it to my own image?

 

[Brogan]

See point 7 of the FAQ here: https://xenforo.com/community/threads/frequently-asked-questions.5183/#post-180456