Robot vacuum suddenly won't connect to WiFi

[purchark]

This might be too late, but this might be useful info…

Wyze Robot Vaccum Power Cycle Option

I believe your request already exists. There are 2 options to start this process depending on what your issue is: Simultaneously press and hold the power and home buttons for 3-5 seconds. You’ll hear the vacuum announce that it’s reestablishing WiFi connection. Simply re-add your vacuum as a new device giving it the same name as before. Do NOT delete your vacuum before doing this and your map, all settings and history will be retained. I’ve used this method several times over the past year…

Related guide: Wyze Robot Vacuum Setup Guide