The size of the background picture of WeChat friends circle is 1080 times 1920. The background image of WeChat friends circle is one of the important elements to show personal style and taste. There is no fixed standard size, but you can choose 1080 times 1920 pixels. This is because the picture of this size can adapt to the size of most mobile phone screens, and it can also ensure the clarity of the picture. The background picture of WeChat friends circle can choose beautiful scenery photos as the background picture, which can make friends feel their yearning for nature and pursuit of beauty, choose their own photos, or choose some beautiful scenery photos, or some meaningful short sentences or famous sayings as the background picture.