Each social media platform has different parameters for image sizes. Below you'll find the recommended sizes:
- Facebook: Resizes the picture for you but use 720px, 960px or 2048px wide for best quality.
- LinkedIn: 80 x 150px with a maximum size of 2MB.
- Twitter: Resizes pictures for you.
- Instagram: Square photo's work the best. The maximum aspect ratio for landscapes is 1.91:1, maximum size of 4MB.