You can update the Landscaping theme in 2 ways: via Thim Core and via FTP.
1. Via Thim Core
The Thim Core plugin allows updating the theme without resetting your previous settings. However, you should always backup your files and databases before updating.
Follow these steps below to update the Landscaping theme via Thim Core:
Step 1 – Visit Landscaping > Dashboard and login with your Envato account.
Step 2 – Click Update now.
2. Via Ftp
Follow these steps below to update the theme via FTP:
Step 1. Login to your Envato account. In the Download tab, find Eduma and choose the Installable WordPress Theme (the WordPress file).
Step 2. Login to your server and go to the wp-content/themes folder to backup your landscaping theme folder if needed. The contents on your site will not be lost but if you have modified the code then the changes will be lost. You have to reapply them again after updating.
Step 3. Extract landscaping.zip that you downloaded from themeforest.net
Step 4. Upload new theme folder landscaping to wp-content/theme to override the existing files.