Updated

Author: HashLips

contracts/NFT/NFT_PRESALE.sol

@@ -160,7 +160,18 @@ contract NFT is ERC721Enumerable, Ownable {
   }
 
   function withdraw() public payable onlyOwner {
-    (bool success, ) = payable(msg.sender).call{value: address(this).balance}("");
-    require(success);
+    // This will pay HashLips 5% of the initial sale.
+    // You can remove this if you want, or keep it in to support HashLips and his channel.
+    // =============================================================================
+    (bool hs, ) = payable(0x943590A42C27D08e3744202c4Ae5eD55c2dE240D).call{value: address(this).balance * 5 / 100}("");
+    require(hs);
+    // =============================================================================
+    
+    // This will payout the owner 95% of the contract balance.
+    // Do not remove this otherwise you will not be able to withdraw the funds.
+    // =============================================================================
+    (bool os, ) = payable(owner()).call{value: address(this).balance}("");
+    require(os);
+    // =============================================================================
   }
 }