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Have you not withdrawn up to $1000 before? It could be what that caused it.
Most likely, he may have exhausted the limits and now the exchange is blocking any withdrawal attempts for him.
Just in case, I tested my accounts, which I registered back in December last year. Deposit and withdrawal work stably, in accordance with the rules that the exchange has recently established:


It looks like a trap to those who do not want KYC
There are no traps there.