Out of curiosity, Why do you use such a wallet to keep your USDT, yet we do have over a dozen noncustodial wallets lying around?
Their reputation is not good, as reflected by their forum rep account. Look through the references -
https://bitcointalk.org/index.php?action=trust;u=1177176I encourage you to keep sending them messages in different platforms until they get your attention.
thanks for your reply, frankly I'm wasn't an active crypto user and I used their wallet many times before sending and recieving small amounts with no trouble, I think that was a trap for users like me to trust them