If you have lost your 2FA all you need to do is, send us a Selfie of yours, holding a page where below things are mentioned and your Govt Document at https://support.flitpay.com/hc/en-us/requests/new
Your Name
Flitpay Registered Email ID
Today's Date
A Govt. Document (Aadhar card or PAN card)
Do not forget to write “ Remove Google 2Fa from my Email ID.”
It will be removed so you can activate it again.