How to setup 2FA for Tumblr account?
Step-by-step guide to setting up two-factor authentication on Tumblr using an authenticator app.
Download Authenticator App
Before we start, download and install the Authenticator App from your device's App Store.
To setup 2FA for your Tumblr account with our Authenticator App, you need to follow the next steps:
Log in to your account on the Tumblr website, then click on the "Account" icon at the top right corner of the screen.
Select "Settings" from the dropdown menu.
Scroll down to the "Security" section.
Click on "Two-factor Authentication".
Enter your Tumblr account password to proceed.
Select "Authenticator App" as your preferred method for receiving authentication codes.
A QR code containing the secret key will be displayed. Keep this popup open to complete the setup.
Open our Authenticator App, click the + button at the bottom right of the screen, then hold your device near the computer screen to scan the QR code.

After successfully scanning, a 6-digit code will be shown at the bottom of the screen. Please note that this code refreshes every 30 seconds.

Return to the Tumblr webpage, and enter the 6-digit code displayed in step 9, then click "Verify".
Remember to click "Save" in the Authenticator App to save your account, or you may lose access to your account!

Now, you have successfully setup 2FA for your Tumblr account. From now on, when you attempt to sign in to your Tumblr account, you will need to use our Authenticator App.