Hi,
If your website is not in the production stage and you do not have live data then please download and install the new version of QloApps.
But, if your website is in production stage and you have live data then you can purchase our QloApps Upgrade Package.
In QloApps Upgrade Package we will update your QloApps for you and full security of your data is guaranteed.
Store Link for QloApps Upgrade Package: https://store.webkul.com/QloApps-Upgrade-Package.html