Instead of creating a new wallet, you can chose to import a wallet from another source or a wallet that you’ve previously created on BlueWallet.
Click on “Import wallet” to open the import screen.
In this text area you can post your: mnemonic, private key or WIF.
You would need to write your seed words. Like a sentence, without numbers, in the order it was given and with a space in between each word.
For instance: clock boat sunshine
In case you have doubts on any word, here’s the list of words: https://github.com/bitcoin/bips/blob/master/bip-0039/english.txt
After you’ve entered your import source in the text area, click “Import” to recover an imported wallet.
Scanning or importing a file
You can also scan a QR code or use a file format to import your wallet.