Samsung SmartThings Hub 2018 and 2015 model firmware version 0.31.4 will be released to customers starting Thursday, June 25th. This release includes firmware updates for a number of SmartThings branded zigbee devices and other bug fixes and stability improvements.
Your Hub will briefly go offline as it reboots and applies the update; most users will experience less than one minute of downtime. Visit https://community.smartthings.com/t/hub-firmware-release-notes-0-31-4/197941
for more information. We will update the status page once the release has been completed.