One practical rule runs through all of it: test the withdrawal early, while the amount is small.
Getting money in
Deposits go to the operator by whatever rails they support — commonly online bank transfer, PromptPay or a local e-wallet. Card payments are unusual in this market because issuers block them.
Keep the name on the payment method identical to the name on the account. Mismatches are the most common cause of a withdrawal being frozen later, and they are trivial to avoid at the start and painful to fix afterwards.
Getting money out
Withdrawals are requested from the operator and processed by them. Published timings run from a few hours to twenty-four; treat those as claims until you have tested one.
The test is cheap and worth doing before you deposit anything substantial: put in a small amount, play a little, and request a withdrawal. What you learn is not the speed but whether the process works at all, what verification is demanded, and how support behaves when money is leaving rather than arriving.
When money is stuck
Ask for the specific clause. A refusal that cites terms in general is not an answer; a refusal that names a numbered term is something you can read and check against what you actually did.
Then escalate to the licensing regulator, if there is one. This is the moment the licence stops being a badge and becomes the only leverage you have — and the reason an operator without a verifiable one leaves you with nothing to escalate to. There is no domestic regulator to approach.