In order to send Bitcoin to external wallets, you can follow the steps below:
Open your Coins.ph Bitcoin wallet and tap Send.
Input the wallet address where you want to send the funds to.
Enter the amount that you want to send to the wallet address and select a priority. The blockchain fee amount determines how fast a transaction is confirmed in the network. You can check the FAQ section for more information.
Double-check the details before sending the funds to the external wallet address.