here all possibility that Request withdrawal is canceled by team
1) KYC not completed
3)Trading action not verified
4)System alert with your account
the system checks all trading activities, and if it detects non-compliant activities, or incorrect calculations, it will correct the balance automatically.
System check also if for a any bug for cancel order your balance increase without sense, all withdrawal not authorize are blocked and system fix the correct amount.
Therefore, do not try to request a withdrawal without the system checking.
Additionally, KYC may be required by law
If your withdrawal request has been canceled, the system has applied a red flag to your account for verification. This is probably an illegal action within your account and needs to be verified.The request can also be canceled because the KYC has not been completed, or request source proof funds or full video verification