my android phone keeps asking sign in to wifi network. My android phone keeps asking "sign in to wifi network" I'm wondering because I have a signal but I can't access. Please help to fix this problem
This usually means that you've accessed the WiFi network, but you need to log in to some database for it to grant you internet access. Some form like this should appear once you click on the notification.


Screenshot of a captive portal (click for larger variant)