Furthermore, optimizing the app on a Samsung device requires navigating the "One UI" battery management settings. To ensure the app stays "full" and active, users must disable battery optimisations for Home Assistant. Without this step, Samsung’s aggressive background restrictions may kill the app process, leading to delayed automations and broken sensors. By locking the app in the "Recents" menu and allowing unrestricted background data, the user ensures that the link between their handheld device and their smart home remains unbreakable.

Practical tips:

Sometimes "Hass" is a typo for "HiSS." This is an experimental Samsung R&D app for IoT research participation.

Despite clear instructions, Samsung users often encounter specific errors.

: Many diagnostic checks (like the "AS" test on washers) can be performed manually using specific button sequences on the appliance itself without needing the HASS tool. samsung.com Are you looking to troubleshoot a specific appliance yourself, or are you a professional trying to get certified by Samsung? How To Setup And Use Samsung Hass App/Tool | EBUG India Mar 2, 2568 BE —

: The official app for controlling smart home devices and performing basic remote diagnostics for appliances.