Can you ensure the tablet's software is up to date: Settings > Software update > Download updates manually. Try this as well: Go in to Settings > Connections > Wi-Fi > Toggle Wi-Fi on > Advanced > Manage networks > Delete the network, restart the phone and connect it to it again.
Reboot your router and smartphone
Just unplug the router from the power outlet and wait for at least 30 seconds before you plug it back in. After that, you'll have to wait for a minute or two for the router to turn back on. Once it's set up, try to connect to the network again to see if things work as they should now.
If all the above tips didn't solve the internet connectivity issue, then it is time to reset Android network settings. Open the Settings app and go to “Reset options”. Now, tap on the “Reset Wi-Fi, mobile & Bluetooth“ option. ... After resetting, try to connect to the WiFi network and see if it fixes the issues.
I have three Smansung tablets and they are all suddenly having connectivity issues as described by original poster.
I see a message saying I am connected without Internet. And there is an ! next to my network. I have restarted, deleted connections and reconnected.
I have brewing but Emails seem to get stuck and will not got out. All three tablets developed this issue. All 3 tablets developed issues around the update of Oct9ber 1(?)
My issue seems to be something that I downloaded that is controlling my tablet. I Uninstalled everything I could because I don't have wifi to reset it...but ibsee that the Hotspot switch is on but it's grayed out so I can't manipulate it...any suggestions with that?
S6 Tablet Lite can no longer connect to my home network, wifi, etc Wipe the cache and check if the WiFi works OK. Start the tablet in safe mode and check if the WiFi works OK. Factory reset the tablet using the tablet's factory restore feature (in Settings) and check if the Wifi works OK.
