Guys i cashout my 21 bitcoins from last 4 hours ago
and my payment still not get confirmed/ i chooose high fee and still pending.

how long does it take to confirm?
Depends on the fee...
Look up your transaction on a block explorer, look at the fee in sat/vbyte, then compare to
https://jochen-hoenicke.de/queue/#0,24hIf you can't figure it out, just look up the transaction on a block explorer and post the fee (in sat/vbyte) and we'll probably be able to give you a raw estimate...