Step 1: First, you need to login to your Shopify account. The highlighted part of URL will be the one which will get used for API authentication, please make a note of it for next steps.
Step 2: Once you logged in, you need to click on the “Apps” option.
Step 3: Coming to the next, you need to click on Manage Private Apps
Step 4: Now, you will be able to see the below page and here, you can create a new private app by clicking on the “Create a new private app” button.
Step 5: Here, you need to enter all details Like app name, emergency developer mail i.e. firstname.lastname@example.org There is a need to take access to various APIs like products, orders etc which will be required for this project API call otherwise it is not able to fetch/create products, orders, etc. We would like to have access like below
Step 6: After clicking on save, you will get a page with all API details. Now, you need to click on the “Show” link of the Password field
You will be able to see code at the Password field and this code will be your Shopify access token.
Step 7: Go to Portal > API Settings & add the Shopify Token/password along with your Store complete URL(as shown on step 1) as below to click on Connect button.
And you’re done! Shopify will get connected.