You need to increase the max upload file size of your server which is in php.ini file.
Please contact your hosting service provider.
If you know the FTP login details of the server where your site is hosted and you have a FTP client installed (such as FileZilla), you might consider using this way of uploading your theme.
Unzip the creator-world-pro.zip file
Using an FTP client to access your host web server. Go to /wp-content/themes
Upload theme to /wp-content/themes/
Go to Appearance -> Themes and activate theme from Dashboard.