Nexus 7 (2012) – why are there no Android 10 or 9 ROMs available and why has the only Android 8.1 ROM available only been released recently? – EpicChasGamer.com
Factory Images Of Android 5.1.1 Available For 2012, 2013 Nexus 7 Wi-Fi And Nexus 10
Update Nexus 7 2012 to Android 6.0 AOSP Marshmallow Custom Firmware - How To
Download and Install Android 9.0 Pie update for Nexus 7 2013
Android 5.0 image for 2012 Nexus 7 leaked - Android Community