Customers who have not deposited cryptocurrency into Bittrex will need to do so themselves. In order to transfer cryptocurrency to Bittrex, you must enter the wallet information (destination) for each cryptocurrency in Bittrex in your wallet (source). Here's how to get the wallet information for each cryptocurrency on Bittrex.
Go to your Holdings page on the exchange and select Deposit for the cryptocurrency you want to deposit.
ex)：If you select BTC
When you select Deposit, a window will appear to generate a wallet for BTC that can be used for depositing. Select Generate new wallet address to generate a wallet.
You will see a string of Bittrex wallet addresses, copy the address and paste it into your sending wallet. Click on the symbol to the right of the address to copy the address, and then paste it into the destination field of the source address.
※※Important※※：Please make sure that the currency of the destination address is the same as the currency of the source address. If the currencies are different, it will be a wrong deposit and you will not be able to get it back. ※※Important※※：Please be sure to check that the address string is correct. If there is an error, it will be a wrong payment and you will not be able to get it back.