Soon after the Pixel 6a's launch, Google published the Android 13 beta version for the device. Last week, the business released Android Beta 4.1 for Pixel devices that qualified. Prior to the official release, this update fixed a few bugs; the Pixel 6a now has access to the same update.
Due to the fact that the Pixel 6a is a brand-new device, you must sign up for the Android 13 beta on the official website before getting an OTA update to Beta 4.1. On the website for Android developers, you can also download the factory images.
The July 2022 security patch is currently being applied to the Pixel 6a, which was launched with the Android April 2022 security patch. It is rumored that the August security patch for all Pixel devices has been delayed.
Early September is when Google is anticipated to begin rolling out stable Android 13 updates to eligible Pixel smartphones (Pixel 4 and 4a and later), while late August is when AOSP is anticipated to be released. In the upcoming weeks, we ought to have more information.