Users can go for Security Checkup from your Google account then it will start reviewing the recovery information, connected devices, account permissions shared on apps and 2-step verification process. Then it will show you the final result as per the above image.
The 2 GB free offer will reflect on your Google Drive account once Google Security team verifies the process done from your account. Google has initiated this offer to continue providing the best storage services for its users which can help them saving their internal storage of the device.
We recommend all the users to go for it because it can help you at any time to backup all your data from offline to online with the best security policies followed by Google.