Please use Regenerate Thumbnails plugin after the installation and setup of any of our theme.
And also please check documentation files for minimal image sizes for featured images to prevent image issues.
When you want to submit a new ticket please also include your purchase code.
You can find your purchase code on My Purchases page on MOJOmarketplace.
Without purchase code we cannot help you ( only if you have a pre purchase question ).
If you tried to install one of our themes and you got this error:
The package could not be installed. The theme is missing the style.css stylesheet.
Theme install failed.
Solution: you must first unpack the files you have downloaded from marketplace and inside you will find theme files that you need to install, it's something like theme-name.zip. This is what you need to upload and install.
Please check this video if you don't know to to update wordpress theme manually.