Over-the-Air Update Prerequisites

To use over-the-air updates, you need to do the following:

Create an Amazon S3 Bucket to Store Your Update.
Create an OTA Update Service Role.
Create an OTA User Policy.
Create a Code-Signing Certificate.
If you are using Code Signing for AWS IoT, Grant Access to Code Signing for AWS IoT.
Download Amazon FreeRTOS with the OTA Library.