See the image size recommendation for your profile page, including logo, banner and about image.
Our image upload will automatically resize an image to fit within the aspect ratio and compress size if you add large files, however as best practice below are suggested requirements.
Logo
Dimensions: 400px (W) x 400px (H)
Aspect ratio: 1:1
Max file size: 100kb
Supported files: JPEG, JPG and PNG
Banner
Dimensions: 1128px (W) x 191px (H)
Max file size: 100kb
Supported files: JPEG, JPG and PNG
About
Dimensions: 420px (W) x 252px (H)
Aspect ratio: 5:3
Max file size: 100kb
Supported files: JPEG, JPG and PNG