JetPack 4.6.4 with L4T 32.7.4 is released which brings security fixes and adds Image based OTA support for Jetson AGX Xavier 32GB with Hynix DRAM and Western Digital EMMC - PCN 208560
This release supports Jetson AGX Xavier series, Jetson Xavier NX series, Jetson TX2 series, Jetson TX1, and Jetson Nano.