Take a backup of your Store Dashboard Language Translation before you update.
Go to /resources/ folder and make a backup of "lang" folder.
After the update is completed, copy-paste this folder back to the same path (/resources/)
Skip this step if you have not manually translated Store Dashboard Translations.
Follow these steps to update
Download the zip file from CodeCanyon and extract it on your local system (PC)
Goto the "Upgrade from older version" folder.
You will find a zip file named "upload-this-to-upgrade-to-xxx.zip"
Upload this zip file to your server into the previous Foodomaa installation directory.
Extract the zip file on your server.
After successful extraction, directly go to the Admin Panel.
This will redirect you to the new Update Page where you need to enter your Admin password to install the new update.
After the successful update, you will be automatically logged in to the Admin Dashboard.
DONE! Now you can visit the homepage of your website.
If you wish to, you can Go to Admin > Setting > Cache Settings > Force Clear Cache