On computer:
1.) Open up your computer and sign in to your Swan account
2.) Navigate to https://app.swanbitcoin.com/2fa
3.) Click that you have an authentication app.
4.) Then pause when it shows you a QR code and pick up your phone.
On phone:
4.) Download Google Authenticator onto your phone
5.) Click the plus button in google authenticator to add a new account
6.) Select "Scan QR Code"
7.) Hold your phone in front of your computer. Boom! Your Swan account is added to your authenticator app.
On your computer:
8.) Input the code generated by your phone
9.) Take a screenshot of your 2FA backup codes or print them out.
10.) Click through to the end of the 2FA addition sequence
Congratulations your account now has 2FA on it!