Trying to get a vacuum to rejoin an open WiFi network. Hold 2 buttons for 5 seconds; not 10 or it will factory reset! Phone app does a Bluetooth scan for devices. Retry scan. Retry scan. Toggle Bluetooth on phone. Toggle WiFi on phone. 5 seconds on buttons again. Device found! Scanning for WiFi x3. No networks found. Manually enter SSID. Attach failed. Buttons, scanning, wifi scanning, network found, network joined. 20 minutes of life gone. How do normal humans survive this?