@SayeemAhmed This one is stable too much better than Beta firmware.

@SayeemAhmed Hmm when official update will release so u have to update by using Deco App this one is Pre-Release which is better than Beta firmware.

@SayeemAhmed U have to update manually by using Web UI on browser

@ryg Hey u can try this Pre-Release Firmware on Deco M4 from the link below. 🤗 https://community.tp-link.com/en/home/forum/topic/793908?replyId=1526266

@David-TP Still same problem for me on this Pre-Release Firmware. When i select specific Deco M4 unit for my specific device but when i reboot that specific Deco unit so the Connection Preference...

@David-TP Yeah many IoT devices are connected on Deco X20