WIFI LOGO NOTIFICATION ICON PLUS SIGN INSTALL
WIFI LOGO NOTIFICATION ICON PLUS SIGN ANDROID

because the network operator does not have coverage in this area or the SIM card is deactivated. The device currently is not connected to a mobile network, e.g. This symbol indicates, that the device is currently connected to a mobile network and visualizes the strength of the signal (relative as bars). 4G and LTE are used as synonyms, it depends on the devices branding, what is shown. The mobile data is enabled and the device is currently in the LTE/ 4G network. The mobile data is enabled and the device is currently in the GPRS network. The device is set to silent mode and will not emit any notification sounds. Visualizes that the device volume is set to 'vibrate only'. The icons visible in this list can differ depending of the manufacturer and device, as well as the installed ROM however, in general they should, at least, look similar to each other or are completely the same. The following list will give you an overwview of some of these icons and their meanings, as well as what app generates them (if they're created by an app).

WIFI LOGO NOTIFICATION ICON PLUS SIGN ANDROID

You can edit hosts to block the captive portal detection url thus bypassing the sending of the requests to captive portal server.Especially when using a new Android device, after Software updates or the installation of a new app, it's possible that you recognize new symbols or signs in the notification bar from which you don't know the meaning, yet.I.e adb shell su -c 'settings put global captive_portal_server ' This host should also be returning 204 every time /generate_204 is accessed. Change the target of isCaptivePortal()Īnother workaround is replacing the Google host with a host that is accessible within the specific region. If the request to the 204 page gets redirected to a login page (not a 204), the system will understand and display the exclamation mark as intended. Note: The down side is that isCaptivePortal() is actually useful to detect for example when a WiFi network requires login. with adb set, run adb shell su -c 'settings put global captive_portal_detection_enabled 0'.The page, as its name suggest, is designed to always returnĪ HTTP 204 status code. Since the culprit is a method isCaptivePortal() which access /generate_204 to test if a connection is deemed.Run exit once to exit from su, then exit one more time to close the terminal. You can add as the captive portal server, i.e settings put global captive_portal_server. Run settings put global captive_portal_server YOUR_SERVER_ADDRESS. This will show the current captive portal server. Run settings get global captive_portal_server.

WIFI LOGO NOTIFICATION ICON PLUS SIGN INSTALL

Install a terminal app alternatively these commands can also be run via the adb shell. You may optionally remove the new user you just created Toggle wi-fi, and the exclamation mark should disappear quickly

As soon as you see 'checking connection', switch off your phone.

Continue with user setup until you see 'checking connection'.

Reboot phone and wait until wi-fi is connected.

One user was able to bypass this issue, creating a new user to bypass the connectivity check during initialisation.

Bypassing wi-fi check during initialisation (new user creation).

Power off your phone ➡ Remove your SIM card ➡ Turn on your phone ➡ Power off your phone ➡ Re-insert your SIM card➡ Boot your phone.

You can try rebooting the device a proceedure similar to 'clean boot' on PCs by following the proceedure: Rebooting device (with SIM card removed).Try to manually set DNS servers to Google's public DNS servers 8.8.8.8 and/or 8.8.4.4. Check DNS settings for both your router and your phone.There is no connection to the internet, and notification is generatedĪlso highlighted in the above discussion, the detection url differs between different Android versions.Ĭ/generate_204 check (kitkat)Ĭ/generate_204 (marshmallow) Google servers and if there is no positive response, it means that Problems connecting to Google servers (captive portal server)Īndroid tries to reach a file named generate_204 on one of the In addition faulty DCHP settings may cause the device to having difficulties getting IP Address assigned by the DCHP server. The normally results in the DNS server not responding to connection attempts.It could mean that the route to your DNS addresses/servers is inaccessible at the given moment, so the problem is with your service provider and not your phone.This issue can be attributed to one or more issues:ĭNS resolving problem with your Internet service provider (ISP) or router. In other words the device is properly connected to the Wi-Fi connection but the internet connectivity might be down due to one or a few cases. I suspect this scenario is caused lack of internet connectivity with respect to the wi-fi access point.

Wifi logo notification icon plus sign