Open Pokémon Bank and choose the 'Use Pokémon Bank' option.Once you choose the box to transport, it will send it to Pokémon Bank. The way Poké Transporter works is that instead of taking Pokémon one by one like Pokémon Bank, it transports an entire box from your game.If you have a glitched Pokémon like Mew, it will be removed from the Transfer Box.Select 'Use this Game.' It should be noted that once Pokémon have been transported, they cannot go back. Once you have Red, Blue or Yellow on your 3DS, you can choose one of them. Open Poké Transporter and it will ask which game you will want to use.Poke Transporter will take up 218 blocks of memory on your Nintendo 3DS. Download Poké Transporter from either the Nintendo eShop (search Pokémon) or open up Pokémon Bank app and press the 'Download Poke Transporter' option.If you want to use the Pokémon Transporter feature to bring older-gen Pokémon to the Bank app, you'll need to follow these steps: Move the Pokémon from the bottom screen to the top.Trainers should use this time to transfer their Pokémon from past generations into Pokémon Home for safe keeping. Normally, you'd need a paid subscription to to do so, but in the 30 days after installation, the app is free on your Nintendo 3DS.
Transferring Pokémon to Pokémon Bank (3DS) is simple. Pokemon Company HOW TO TRANSFER POKEMON TO BANK