The problem of iPhone switching from Wi-Fi to Cellular network can prevent you browsing the internet, especially; if you are on a limited data plan and mostly relay on the Wi-Fi network.
Apart from this, the issue of iPhone switching from Wi-Fi to Cellular can prevent you from printing to wireless printer or connecting your device to Chromecast and other Wi-Fi enabled devices.
Prevent iPhone Switching from Wi-Fi to Cellular Network
The problem of iPhone switching from Wi-Fi to cellular network could be due to various reasons, ranging from Wi-Fi assist feature being enabled on your device to corrupted network settings and other reasons.
You can find below the steps to fix the problem of iPhone switching from Wi-Fi to Cellular Network.
1. Check Your Internet Connection
A common reason for iPhone switching from Wi-Fi to Cellular is due to poor Wi-Fi network connectivity.
1. Open Settings > tap on the Wi-Fi tab.
2. On the next screen, make sure iPhone is connected to your Wi-Fi network and the network strength is good.
If the Wi-Fi network strength is weak or spotty, the problem is most likely due the Wi-Fi Assist feature on your device switching your device to cellular network.
2. Turn OFF Wi-Fi Assist
Switching OFF Wi-Fi Assist feature has helped users to fix the problem of iPhone getting disconnected from Wi-Fi.
1. Go to Settings > Cellular.
2. On the next screen, move the toggle next to Wi-Fi Assist to OFF position.
After disabling Wi-Fi assist, reconnect your device to Wi-Fi network and see if Wi-Fi is now working properly on your iPhone.
3. Restart iPhone
The problem could simply be due to a stuck program or process and this ca be fixed by restarting your device.
1. Go to Settings > General > scroll all the way down and tap on Shut Down.
2. On the next screen, use the Slider to Power OFF your device.
3. Allow iPhone to completely Power OFF > Wait for 30 seconds > Restart iPhone by pressing the Power Button.
4. Switch OFF Cellular Data
You can temporarily switch OFF Cellular data and force iPhone to use Wi-Fi Network.
1. Go to Settings > Cellular.
2. On the next screen, move the toggle next to Cellular Data to OFF position.
This will completely rule out the possibility iPhone using Cellular Data and restrict your device to Wi-Fi network.
5. Reset Network Settings
The problem could be due to a change or corruption in Network Settings and this can be fixed by performing a network settings reset on your device.
Before following this step make sure that you note down your Wi-Fi Network Password, as you will be required to rejoin Wi-Fi network by entering your Wi-Fi Network password.
1. Go to Settings > General > Transfer or Reset iPhone > Reset.
2. On the pop-up, select Reset Network Settings option.
3. Enter your Lock Screen Password (if prompted) > On the confirmation pop-up, select the Reset option to confirm.
Once the Reset Process is completed, rejoin Wi-Fi Network by entering your Wi-Fi Network Password.