Install Google mobile operating system release 11 (One UI Core 3.1) out of box; apply Google OS release 12 when OTA appears via Settings > Software update > Download and install for improved UI refinements and security patches. Out-of-box firmware corresponds to API level 30 (release 11) with One UI Core 3.1. Regional firmware packs vary by CSC code and carrier branding, so build numbers and patch dates differ across markets. If you liked this article and you would like to obtain extra data co...