This does not give you DeX mode! You need a DeX enabled device with a USB-C to Display output adapter. 2020 Upgrade Pack requires USB debugging to be enabled in the devices developer settings before running the configuration. Once complete you can disable USB debugging.
The download of this application is 100% secure. The app was originally developed by Flow Technologies and it is listed among the Tools category. According to the latest information, Desktop Hub for Samsung DeX is rated 2.5 on Google Play.
This application was downloaded and installed by over 100K users and its most recent stable release was on Jun 8, 2019. Get the setup package of Desktop Hub for Samsung DeX 2.49 free of charge and check out users' reviews on Droid Informer. The app works flawlessly on Android 8.0 and above.
Some users are of the opinion that the app boasts such strong sides as useful features and great support.