Does iPhone always use WiFi when available?

As John said, the iPhone will switch to known WiFi networks automatically, HOWEVER, it will not use WiFi when on standby as WiFi is a continuous power drain. So if the phone is asleep and an app requires data it will use cellular data.

How do I make sure my iPhone uses Wi-Fi when available?

Turn Wi-Fi Assist on or off

Go to Settings > Cellular or Settings > Mobile Data. Then scroll down and tap the slider for Wi-Fi Assist.

Why is my iPhone not using Wi-Fi when available?

Still can’t connect? Reset your Network Settings. Tap Settings > General > Reset > Reset Network Settings. This also resets Wi-Fi networks and passwords, cellular settings, and VPN and APN settings that you’ve used before.

How do I stop my iPhone using data instead of Wi-Fi?

How Do I Stop My iPhone from Using Data When Connected to Wifi?

  1. Go to Settings > Cellular.
  2. Scroll all the way down.
  3. You’ll see Wi-fi Assist enabled, toggle it off (You can only do that when the data is turned on)
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Does iPhone automatically use Wi-Fi?

Join Wi-Fi networks automatically

Your iPhone, iPad, and iPod touch can remember network and login information so that you can automatically reconnect to that network when you’re in range. If your device doesn’t automatically join a captive Wi-Fi network, follow these steps: Tap Settings > Wi-Fi.

Do I need to turn Cellular data off when using Wi-Fi?

Reconsider using WiFi assist or Adaptive WiFi

On Android, it’s Adaptive Wi-Fi. Either way, it’s something you should consider turning off if you use too much data each month.

How do I know when my iPhone is using Wi-Fi?

Look at the top of the phone, in the status bar, and if you see the wi-fi fan icon, then the device is connected to wi-fi. Look for the WiFi symbol in the upper left of the screen.

Why does my phone not use Wi-Fi?

If your Android phone won’t connect to Wi-Fi, you should first make sure that your phone isn’t on Airplane Mode, and that Wi-Fi is enabled on your phone. If your Android phone claims it’s connected to Wi-Fi but nothing will load, you can try forgetting the Wi-Fi network and then connecting to it again.

Why won’t my iPhone connect to Wi-Fi even with correct password?

If the issue persists, try turning the Wi-Fi off and back on again to reset the network connection. To do this, open Settings, then select Wi-Fi and toggle the switch at the top of the screen. Make sure the switch turns white, which indicates that Wi-Fi off. Wait a few seconds before turning the switch back on.

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Why is my iPhone using data while on Wi-Fi?

A bad Wi-Fi connection can still cause your iPhone (or iPad) to use cellular data. Added in iOS 9, Wi-Fi Assist recognizes when you’re connected to a Wi-Fi network, but have a poor or erratic signal. When this happens, Wi-Fi Assist kicks over automatically to cellular for foreground apps to keep data flowing.

How do I stop my phone from using so much data?

Restrict background data usage by app (Android 7.0 & lower)

  1. Open your phone’s Settings app.
  2. Tap Network & internet. Data usage.
  3. Tap Mobile data usage.
  4. To find the app, scroll down.
  5. To see more details and options, tap the app’s name. “Total” is this app’s data usage for the cycle. …
  6. Change background mobile data usage.

Should I turn off Wi-Fi on my iPhone?

Apple does a great job of locking down its hardware and software. But there’s not much Apple can do if you don’t take basic precautions for yourself. And that’s definitely the case with one Wi-Fi feature you need to disable on your device.

Is it better to use Wi-Fi or mobile data?

Most of the time, WiFi is cheaper, more reliable, and faster for anything you need to do online. The only major benefit to Mobile Data is portability for access in areas without a landline internet connection.

Wireless connection