Updating Labomba is the same as installing it on the first time, but the theme file uploaded is the updated theme file which you can download from ThemeForest too. You can keep your current setting by following one of two ways for updating.
A. Updating via WordPress
1. Login into your Themeforest account and go to Your Account > Downloads.
2. Download the theme file (installable WordPress file only) into your computer.
3. Go to your WordPress Admin Panel and navigate to Plugins > Installed Plugins.
4. Please delete Dahz DF Shortcodes and WPBakery Visual Composer plugins.
5. Go to Appearance > Themes then activate any other theme first.
6. Delete your current version of Labomba.
7. Install the latest version like the first time you install the theme (Add New > Upload).
8. go to appearance -> install plugin to reinstall Dahz DF shortcodes and WPBakery visual Composer pluign
B. Updating with Envato Market plugin
You can use Envato Market plugin to help you updating labomba theme.
dont forget to delete then reinstall your current version of Dahz DF shortcodes and WPBakery Visual Composer to update both plugin each update.