Electro is now compatible with Elementor. Here is the documentation on all the Elementor widgets that are added : https://docs.madrasthemes.com/electro/topics/elementor-elements/
The theme does not store any user data and hence no additional steps are required to make the theme GDPR complaint. However WooCommerce and WordPress store and manage user data. Both these plugins have released updated versions of their plugins that are GDPR complaint. Please update the theme, WooCommerce and WordPress to make your website GDPR complaint.
If you are using plugins other than WooCommerce and WordPress that may store data, please get in touch with those plugin developers about GDPR complaint versions of their plugins
Here is a checklist for you : https://gdprchecklist.io/
Before updating to 2.0
Please go through the documentation 2.0 is a major update and could cause potential issues. Please use a backup and rollback plugin before updating. We are happy to assist you with the upgrade, please do not hesitate to reach us via our support.