Phone WiFi connected but no internet after update — what to check
Steve H.
Reviewed for technical accuracy
Specialities: WiFi connection problems (phone shows WiFi bars but no internet access), Android and iOS network troubleshooting, router compatibility and DNS issues, safe network diagnostics without factory reset
Phone WiFi shows connected but won’t load websites, apps, or messages — safe checks (WiFi settings, DNS, router, phone network settings) before you reset anything
Technician
Trust moment: we’re not going to factory reset or do anything drastic right away. Let’s start with the safest checks that often solve this without losing any data.
Quick start: are you on Android or iPhone, and did this happen right after an update, or did it start on its own?
Technician
Before we go further: when you look at your WiFi settings, does it show the network name with a checkmark or “connected,” and do you see a little “!” icon or warning symbol next to the WiFi name?
Technician
The most likely causes are: the router isn’t giving your phone the right address (DHCP issue), your phone’s DNS settings got confused by the update, or there’s a temporary conflict between your phone and the router.
Let’s try the gentlest fix first: forget the WiFi network and reconnect. This tells your phone to ask the router for fresh connection information.
Technician
Trust moment: I don’t want you guessing passwords or trying to reset the router just yet. If you can’t find the password, we can try other safe checks first — like rebooting the router or changing your phone’s DNS settings.
Do you have access to the router itself, and can you see a sticker with the WiFi name and password?
Technician
This refreshes the connection and often clears up the exclamation mark. After you reconnect, try opening a website or app and let me know if it works.
Technician
One gentle follow-up: if this happens again in the future, you now know the fix. But if it keeps happening repeatedly, it might mean your router and phone have a compatibility issue, or the router needs a restart. For now, you’re good to go.
Technician
If it still doesn’t work after a router restart, the next step would be checking your phone’s DNS settings or looking for network-related updates. But most people don’t need to go that far.
Technician
Keep the router sticker and password somewhere safe for next time. And remember: if this repeats, the order is forget/reconnect first, then router restart, then anything more advanced.
Quick answer: the accepted fix
Accepted first fix for phone WiFi connected but no internet with exclamation mark (safe approach): 1) locate your WiFi password from the router sticker or instruction booklet, 2) open your phone’s WiFi settings and long-press the network name, then tap “Forget” or “Remove,” 3) immediately reconnect by tapping the network name again and entering the password, and 4) test by opening a website or app to confirm internet access. If the exclamation mark returns within hours or days, restart your router (unplug 10 seconds, plug back in) before trying more advanced DNS or network settings changes. This fix works for both Android and iPhone in most cases.
Why WiFi shows connected but no internet (and why it often starts after an update)
When a phone displays WiFi bars and says “connected” but shows an exclamation mark or won’t load websites, it means the phone can reach the WiFi network but can’t access the internet through it. This often happens after an Android or iOS update because the update can reset network connection preferences or DNS settings. The phone and router may have lost their “handshake” — the agreement about how to communicate. Most of the time, this is not a hardware problem; it’s a temporary connection state that can be cleared by forgetting and reconnecting to the network.
What to check first (safe checks before changing router settings or doing a factory reset)
Start with the simplest step: look for an exclamation mark or warning icon next to your WiFi network name in settings. If it’s there, the phone is connected to the network but can’t reach the internet — this is the most common scenario and is usually fixable by forgetting and reconnecting. Before you restart the router or change any advanced settings, confirm that the WiFi password you’re using matches the one on the router sticker. Try the forget-and-reconnect fix on at least one other device (like a laptop or tablet) to see if the problem is specific to your phone or affects all devices. If all devices lose internet at the same time, the issue is likely with your router or internet service, not your phone. For more WiFi troubleshooting topics, see Troubleshooting Guides and Mobile Troubleshooting.
Phone WiFi connected but no internet — calm, senior-friendly guidance
The exclamation mark is a clue, not a crisis. Most fixes are simple and reversible.
If your phone shows WiFi connected but won’t load anything, don’t panic or assume the phone is broken. The exclamation mark next to your WiFi name is actually helpful — it tells you the problem is between your phone and the internet, not your phone hardware. Forgetting the network and reconnecting is the safest first step because it clears old settings without deleting anything else on your phone. If that doesn’t work, restarting your router (unplugging it briefly) often solves the problem. Only after those two simple steps should you consider more advanced changes like DNS settings or network resets.
Disclaimer: This information is AI-generated and intended for general guidance only. Avoid changing advanced network settings or DNS unless you are confident in what you’re doing. For phone-specific menus and screens, use official manufacturer documentation or contact your network provider if the problem affects all devices.
Getting Started Is Easy
Ask for help, 24/7
If your phone shows WiFi connected but no internet, start with the safest check: forget the network and reconnect with the password from your router sticker. No data loss, no factory reset needed.
Expert will respond in minutes
Most “connected but no internet” issues come down to a lost connection handshake between your phone and router, especially after system updates. Forgetting and reconnecting usually fixes it in seconds.
Stop repeat WiFi failures
Once you know the fix (forget and reconnect), you can handle this yourself next time without waiting for help. If it happens repeatedly, a router restart is usually the next safe step.
FAQ
What does the exclamation mark next to WiFi mean on my phone?
The exclamation mark (or warning icon) means your phone is connected to the WiFi network, but it can’t access the internet through that connection. This is different from not being connected at all. It usually means the router isn’t giving your phone the right address (DHCP), or there’s a temporary communication problem. Forgetting and reconnecting often fixes it.
Why did this start after my Android or iPhone update?
System updates can reset network connection settings or DNS preferences on your phone. The update may have changed how your phone communicates with the router, so the old connection settings no longer work. This is temporary and usually fixed by clearing those settings (forgetting the network) and letting your phone request fresh settings from the router.
Will forgetting the WiFi delete anything on my phone?
No. Forgetting a WiFi network only removes the saved connection settings for that network. It doesn’t delete photos, messages, apps, or any other data. You’ll need to re-enter the WiFi password to reconnect, but that’s the only change.
What if the problem happens again after I fix it?
If the exclamation mark returns within hours or days, try forgetting and reconnecting again. If it keeps happening, restart your router by unplugging it for 10 seconds and plugging it back in. If the problem affects all your devices (not just your phone), contact your internet service provider. If it’s only your phone, there may be a compatibility issue between your phone model and router that requires DNS or network settings changes.
Sources
- Google Support — Fix WiFi connection problems on Android
- Apple Support — If your iPhone or iPad won’t connect to WiFi
- Google Support — Troubleshoot internet connection issues on Android
- Apple Support — If you see a WiFi warning symbol on your iPhone, iPad, or iPod touch
Filed under: Internet, Wi-Fi & Mobile Data
Related articles
- iPhone WiFi keeps dropping after iOS update — what to check
- Phone can’t join work Wi-Fi network — why it happens (simple explanation)
- LG phone says “No Service” — should I reset network settings?
- LG phone says “Mobile network not available” — what do I check first?
- LG phone mobile data not working — I have signal but no internet
- LG phone has signal but no internet — why won’t mobile data work?
- LG phone lost internet after update — Wi-Fi works but no internet (or data is dead)
- LG phone won’t reconnect to the network by itself — what do I check first?
