Technician helping troubleshoot Motorola phone screen brightness not working

Steve H.

Reviewed for technical accuracy

Specialities: Personal Hotspot / Wi-Fi tethering issues (Android & iPhone), “no internet” while connected, hotspot drops, Windows/Mac connection checks.

Hotspot won’t connect or says “Connected, no internet”? Common causes + safest checks (updates, carrier limits, VPN, Wi-Fi settings)

Technician avatar Technician
Hi — I can help. When your phone’s hotspot stops working, it can feel urgent, especially if you rely on it for email, banking, or travel.

Let’s start with the safest checks first. I don’t want you resetting things blindly or losing saved Wi-Fi passwords unless we’re sure it’s necessary.

Before we touch anything, which situation matches best?
A) The hotspot turns on, but the other device can’t see it.
B) The other device connects, but shows “No internet”.
C) It connects, then drops every few minutes.
D) The hotspot switch is greyed out or turns itself off.

Also, two quick details help a lot:
• Is your phone an iPhone or Android (and roughly which model)?
• What are you trying to connect (Windows laptop, Mac, iPad, another phone)?
• Did this start after an update, a new SIM, a new carrier, or a new VPN app?
Customer
I’m not very technical. It’s an Android phone. My Windows laptop connects to the hotspot, but it says no internet. This started yesterday after my phone updated.
Technician avatar Technician
Thank you — “connected but no internet” is a very specific clue. After updates, phones can change a network setting in the background, or a VPN can start intercepting traffic.

Trust moment: We’ll avoid anything that could wipe your phone or remove your photos. This is mostly about checking a few settings safely.

First, a quick “is the phone itself online?” check:
While the hotspot is on, can your Android open a website using mobile data (not Wi-Fi)? If mobile data isn’t working, the laptop won’t get internet through tethering.
Customer
Yes, the phone browses the internet on mobile data. It’s just the laptop that won’t. I didn’t change my plan.
Technician avatar Technician
Good — that rules out the most stressful cause (a dead data connection). Next safest check: a VPN or “private DNS” on the phone can make the hotspot look connected but block internet for connected devices.

Do you see any VPN icon at the top of the phone screen, or do you use apps like Norton, McAfee, Google One VPN, or a work VPN? If yes, don’t delete anything — just tell me if it’s currently enabled.
Customer
I do have a VPN app. I turned it on a while ago and forgot about it. Could that really affect the hotspot?
Technician avatar Technician
Yes, it can. Some VPNs only protect the phone itself, but others change routing in a way that breaks sharing. Updates can also re-enable a VPN automatically.

Trust moment: I don’t want you toggling lots of things at once. If we change one setting, we watch the result, then decide the next step.

For now, just note this: if the VPN is on, the “no internet” symptom becomes much more likely to be a settings conflict rather than hardware.
Customer
Another thing — sometimes the hotspot name shows up, but my laptop asks for the password again and again. I’m sure it’s the right one.
Technician avatar Technician
That loop (password repeatedly) often happens when the laptop saved an old hotspot profile, or when the phone changed its hotspot security after an update.

On the Windows side, the safest check is to “forget” that specific network and reconnect fresh. That does not affect other Wi-Fi networks; it only clears the saved details for that hotspot name.

One more gentle question: do you use 2.4 GHz / 5 GHz options for the hotspot, or anything like “max compatibility”? Some older laptops struggle with certain bands, especially after a phone update.
Customer
I don’t know about bands. I just turn it on. My laptop is older though. It used to work before the update.
Technician avatar Technician
That’s very common: older laptops can connect but struggle to stay stable if the hotspot band or security type changes. Some phones quietly switch hotspot settings after updates.

Another safe thing to check: is the phone connected to Wi-Fi while you’re using the hotspot, or are you sharing cellular data? Some phones have “Wi-Fi sharing” features that behave differently depending on the connection, and it can confuse troubleshooting.
Customer
I’m sharing cellular data. But I was also in a different place yesterday — new cell tower maybe. Could that matter?
Technician avatar Technician
Yes — environment matters. If your mobile signal is weak or your data is being throttled, the laptop may connect to the hotspot but feel “offline.”

Trust moment: I don’t want you to chase settings if the real issue is coverage or a temporary carrier limitation in that area.

Quick observation: when the laptop says “no internet,” does your phone still load websites quickly on mobile data in the same moment? If the phone slows down too, that points to signal or the data network, not the hotspot feature itself.
Customer
The phone still works, but it’s slower than usual. Also, I sometimes see “hotspot connected” on the phone, but the laptop won’t open anything.
Technician avatar Technician
Understood. That combination usually comes down to one of three buckets:
• A phone-side routing conflict (VPN / private DNS / “data saver”).
• A laptop-side saved profile or driver hiccup after reconnecting.
• A carrier-side restriction (some plans allow hotspot, some don’t, and sometimes it changes after plan updates).

If you’re comfortable, check one harmless thing on the phone: is “Data Saver” (or “Battery Saver”) enabled? Those modes can limit background sharing and make tethering unreliable.
Customer
Battery Saver is on most of the time. I also have “Data Saver” on because I’m worried about using too much data.
Technician avatar Technician
That makes sense — and it’s a good instinct. The tricky part is that these “saving” modes sometimes treat hotspot sharing like a background activity and restrict it.

A safe approach is to test temporarily (just for a minute) with the VPN off and Data Saver off, then turn them back on if needed. If that immediately changes the laptop from “no internet” to browsing, we’ve found the category of the problem without doing anything drastic.
Customer
I can try that, but I’m afraid I’ll break something or forget how to put it back. What should I do next without making it worse?
Technician avatar Technician
You’re being careful in the right way. Here’s a calm, low-risk order that keeps you in control:

1) On the laptop, “forget” the hotspot network name and reconnect once (fresh profile).
2) On the phone, confirm mobile data works and note whether a VPN or Data Saver is enabled (information first).
3) If you choose to test, change only one thing briefly (VPN or Data Saver), then revert it.
4) If the problem began after an update, check whether there’s also a carrier settings update or a pending restart.

If you tell me whether the laptop can see other Wi-Fi networks normally, and whether the hotspot ever works in a different location, we can narrow it down further without risky steps.
Customer
Okay, that sounds doable. I’ll forget the network on Windows, then I’ll check the VPN and Data Saver one at a time. If it still says no internet, I’ll note what I see and try again in a different place.

Quick answer: the accepted fix

Accepted first approach when a mobile hotspot connects but doesn’t provide internet: treat it like a routing or profile problem until proven otherwise, especially after updates.

What is usually safe to try first:
• Confirm the phone itself has working mobile data in that moment (the hotspot can’t share what isn’t available).
• On the laptop/tablet, forget the hotspot network and reconnect once to clear an outdated saved profile.
• Check for conflicts like VPN, Private DNS, or Data Saver and test by changing only one item briefly, then reverting it.
• If it started after an OS update, restart once and look for a pending carrier settings update (no resets yet).
• If you suspect coverage, test the hotspot in a different location to rule out a weak signal or temporary network issue.


Why hotspot problems can start suddenly (after an update, plan change, or settings conflict)

Hotspot and tethering depend on a few things working together: your phone’s mobile data, your carrier allowing internet sharing, and clean routing between devices. After a phone update, settings like VPN, Private DNS, battery/data saving modes, or hotspot security can change quietly. A plan change can also block sharing even if normal browsing on the phone still works. That’s why the safest first move is to confirm what changed and test one variable at a time, instead of making many adjustments in a row.

What to check first: phone data, laptop Wi-Fi profile, VPN/Data Saver, or carrier limits

Start with simple observations: does the phone have stable mobile data, and does the other device connect to other Wi-Fi networks normally? If the laptop connects but shows “no internet,” it may be a saved hotspot profile, a VPN/private DNS conflict, or a data-saving feature restricting sharing. If the hotspot switch is missing, greyed out, or turns off, the cause is often carrier support, a SIM/account restriction, or a pending update/restart. Keeping the checks gentle helps you avoid unnecessary resets.

Mobile hotspot not working — gentle troubleshooting tips

Most cases come down to a phone-side conflict (VPN/Data Saver), a device-side saved profile, or a carrier limitation after changes.

Best approach: confirm mobile data is working, reconnect the other device with a fresh saved network entry, and check for VPN or data-saving settings that may block sharing. If the issue began after an update, a normal restart can help clear stale network routing. If you’re traveling or recently changed networks, test in another location to rule out weak coverage. Avoid making multiple network changes at once so you can tell what actually helped.

Disclaimer: This information is AI-generated and intended for general guidance only. Avoid making multiple system changes at once. For device-specific steps, consult your manufacturer’s support resources before making decisions.

Additional troubleshooting options


Getting Started Is Easy

Describe what you’re seeing

Share the symptoms (connects but no internet, can’t see the hotspot, keeps dropping, or the toggle won’t stay on) and what changed recently (update, new SIM, VPN, travel).

Work through safe checks

Use a low-risk sequence: confirm mobile data, reconnect with a fresh saved network entry, and rule out VPN/Data Saver conflicts before any resets.

Avoid unnecessary changes

Testing one variable at a time helps you pinpoint the cause (settings, device profile, or carrier restriction) without creating new problems.

FAQ

Why did my hotspot stop working all of a sudden?

This is common after a phone update, a new SIM/carrier change, or when a VPN/Data Saver setting starts interfering. Sometimes the phone is connected, but routing to the other device is blocked. Weak coverage can also make it look “connected but offline.” Try to note what changed right before it started.

Did this happen after an update — and is it normal?

Yes, updates can change hotspot security, networking, or restart requirements. A normal restart and checking for a pending carrier settings update can help. Avoid changing many network options at once so you can see what actually affected it. If the issue repeats, it’s often a settings conflict rather than damage.

Is this a phone settings issue, my laptop, or the carrier?

If the phone’s mobile data is fine but the other device says “no internet,” it’s often VPN/Private DNS/Data Saver or a saved Wi-Fi profile on the laptop. If the hotspot option is missing or turns off, carrier support and plan restrictions become more likely. Testing in another location can help separate signal issues from settings. Small checks first are safest.

Can I check this safely at home without resetting everything?

Usually, yes. Start by confirming mobile data works, then forget/reconnect the hotspot on the other device. Check whether a VPN or saving mode is enabled and test one change briefly. Only consider network resets if the simple checks don’t change anything.

Sources

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