Right after you finish activating theme you will notified to install required plugin for this themes.
Click Begin Install Plugin to install the required plugins.
You will get list of all required plugins that need to Install & Activated them.
If the activate required plugins has finished, now you’re ready to create Awesome Stuff with Revolta.
CMB2 – Required for theme options (Portfolio and Homepages)
Page Builder – Required for building homepages (or other pages)
Jetpack – Required for portfolio (if you dont need portrolio feature, dont install it)