If you didn’t create an OAI when you created your distribution, you basically have two options:
You can create OAI, and attach it to the origin in Update Origin Functionality.
Note: If you're using the s3 website endpoint as origin, OAI will not be available, you can use s3 rest API endpoint.
Getting strange error after attach Cloudfront to S3 website.asked 3 years ago
Error adding alternate domain to CloudFront distributionasked 5 months ago
Adding OAI to CloudFront after the distribution is created
Adding Domain Name to CloudFront DistributionAccepted Answer
OAI or not OAI for serving a static website in S3 using CloudFrontasked 6 months ago
Is it correct that the original domain doesn't use OAI on the cloud front?Accepted Answerasked 4 months ago
Not able to disable and delete a CloudFront distributionasked a month ago
Unable to delete cloudFront distribution despite being the ROOT userasked 11 days ago
Moving to Cloudfront from LightSail Distributionasked 23 days ago
Can a CloudFront origin be another CloudFront distribution?asked 5 months ago