Step 1: Open this page https://www.tumblr.com/oauth/apps and log in with your Tumblr account.

Step 2: Click on “Register application” button.

Step 3: Enter the required information fields.

• At “Default Callback URL”, you need to enter the callback URL provided by Social Login Pro app.
• Click “I’m not a robot” then click on “Register” button.

Step 4: Now you are done, copy OAuth Consumer key and Secret key then put them on your Social Login Pro app configuration.