On your Facebook page click on publishing tool then click on configure below instant articles scroll down from the tools section and click on style for more option click on default or click on add style to create a new design of your own.
Click on choose logo to upload a logo of your blog it should be in PNG format, your minimum logo dimension requirement should be 690px in width and 132px in height
they are many options to customize apply and get a unique look for your facebook instant articles
After your logo is fully uploaded click on save and close
Step3 Submitting your instant articles for review
Before you submit your articles for review make sure you have up to 5 instant articles in your production library once you are sure they are at least 5 articles you are good to go submit your articles for review.
Go to your facebook page click on publishing tool then configure under instant articles
In initial setup, section look for step 2 to submit for review
if there is no error you will be able to submit your article for review then click on the "Submit" button for review, it normally takes 1-3 working days to get a reply from facebook review team.
Once your article is fully approved by facebook review team you will have access to step 3 to start publishing your instant articles.
I hope this post has helped you in learning how to set up the facebook instant articles for your Blogger Blogspot.
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