Fake app exploits the complexity in finding the firmware updates for Samsung phones and using them for generating easy money. Fake app offers paid subscriptions to download the firmware. Most of the app reviewers indicated that the app is full of ads, buggy and even it freezes the phone. The app claims to offer SIM card unlocking for any network operator, starting at $19.99, and the payment was processed through updato[.]com API. Users are recommended to use Samsung update feature that exists under settings >> Software update, instead of believing in shady apps.”]
Source: https://gbhackers.com/androidfake-samsung-updates-app/