First up, the HTC 10 on Sprint has started receiving its Android 7.0 update. The update weighs in at 1.3GB and includes a bump to Nougat, which will add new features like quick replies and multi-window for running two apps side-by-side. Also included with the update are some unspecified “system enhancements.”
To manually check for software updates on the Sprint HTC 10, you can go into Settings > System updates > HTC software update > Check Now.
Meanwhile, AT&T is pushing Android 7.0 to its version of the LG G5. This is a sizable update, too, coming in at 1.5GB and offering an upgrade to Android 7.0 as well as the January 1, 2017 security patches.
To check for updates on your AT&T LG G5, hop onto a Wi-Fi connection and then go into Settings > General > About phone > Update Center > Software update > Update Now.