Instagram media requirements
Facebook media requirements
TikTok media requirements
How to confirm the size and media type in Marsello
1. In your Marsello app admin, go to Marketing > Social> Media Library
2. This will open a list of your uploaded images. Go to the image you are looking to confirm and in the size column, you'll see the file size of the media item.
3. Under the Type column, you'll be able to confirm the media type (.jpg, etc.)