Why WiFi Disconnects When iPhone is Locked/Sleeping? How to Fix It

In certain situations like when updating your device to iOS 11.3, 11.2 or 11, backing up data to iCloud or restoring data from iCloud is necessary, then you will need Wi-Fi to remain active and connected even when the iPhone is locked. Yet, there are some users who have reported that Wi-Fi will disconnect when the device is locked or asleep. This means that these functions can be severely impaired.
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If you are experiencing the problem of Wi-Fi disconnecting after locking or sleeping, the following article offers a wide range of solutions you can try.


Tip 1. Forget the Network and Rejoin


Tip 2. Disable VPN from Settings


Tip 3. Update Router Firmware


Tip 4. Turn off Wi-Fi Networking Services


Tip 5. Turn off Wi-Fi Assist


Tip 6. Restore and Reset iPhone System Without Data Loss
1. Forget the Network and Rejoin

This solution has been proven to work for other network related problems. Follow these simple steps to forget and rejoin a network and see if this solves your problem;

Step 1: Open the settings app on your iPhone and then go to “Wi-Fi”.
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Step 2: Tap on “Forget this Network” and when a popup appears.

Step 3: Now go back to “Settings > WiFi and rejoin the network by entering its password.


2. Disable VPN from Settings

Sometimes VPN can affect the functionality of your Wi-Fi connections. So, if you have enabled VPN you may want to disable it and see if this solves the problem. To do this, follow these simple steps;

Step 1: Go to Settings on your device.

Step 2: Find VPN in the settings and if the status is marked “Connected,” toggle it to “Not Connected.”


3. Update Router Firmware

It is also very likely that the problem could be your Wi-Fi router. If in particular, the Wi-Fi router’s firmware is outdated, you need to update the firmware to fix the problem. The process of updating a router’s firmware will depend on the manufacturer. You can find more information on the manual or the manufacturer’s website.
4. Turn off Wi-Fi Networking Services

Some users have also reported that the problem was fixed when they disabled Wi-Fi networking services. Follow these simple steps to try it;

Step 1: Open the Settings on your device.

Step 2: Tap on Privacy and then tap “Location Services.”

Step 3: Tap on “System Services” and then turn off “Wi-Fi Networking.”

This doesn’t turn off Wi-Fi, it just prevents Wi-Fi networking to be used by Location services.


5. Turn off Wi-Fi Assist

Wi-Fi assist is a new iOS feature that can be used to find more reliable Wi-Fi connections when the one you’re using becomes problematic. However, there are some users who have reported that turning off Wi-Fi Assist can solve a lot of Wi-Fi related problems. Follow these simple steps to turn off Wi-Fi Assist and see if it works for you;Sponsor ads:Clear Call Log on Android

Step 1: Open the Settings and then tap on “Cellular”.

Step 2: Scroll down to find “Wi-Fi Assist” and if it’s turned on, toggle the switch to turn it off.


6. Restore and Reset iPhone System Without Data Loss

If none of the above solutions work, you may need to restore the device and reset it as new. Doing this will eliminate some of the settings that may be causing the issue. The go-to solution for restoring a device and setting it up as new is iCloud or iTunes. The problem is that these two solutions can result in the loss of existing data on your device.

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