Reply To: Rev Slider Doesn't Show Up
1. About Revolution Slider issue, please try to import this slider into Revolution Slider: https://www.dropbox.com/s/3kxzj1tu09x0f07/youtubehero.zip?dl=0
For more detail please visit our documentation here http://support.jegtheme.com/documentation/import-export-slider/
2. About plugin issue, please try to delete the plugin that needs to be updated first (WPBakery Page Builder & Revolution Slider) Then try to install it again.
If you still getting a problem in there, please try to install the plugin manually. You can find the plugin file in the JNews theme folder > plugin (
Further reading article: http://www.wpbeginner.com/beginners-guide/step-by-step-guide-to-install-a-wordpress-plugin-for-beginners/ jump into Install a Plugin using the WordPress Admin Plugin Upload section.