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iPhone Keeps Dropping WiFi in iOS 12? Here are 7 Tips to Fix it

by  Joan J. Mims  |  Friday February-22 2019  22:25:05

Recently, many iPhone users have left their comment on official Apple discussion forum that their iPhone 7 keeps dropping WiFi. They want to understand what makes such a problem and how to solve it. In general, the unstable WiFi network connection of the iPhone is mainly the problem of the WiFi itself. For example, the iPhone is too far away from the router, the WiFi signal is not that good, or there are too many users connecting to the WiFi. Read on to find out how to resolve the WiFi connection problem.

Tip 1. Weak WiFi signal

Firstly, check the WiFi signal of your device, the WiFi signal generally has four bars. If the signal has only one or two bars, the WiFi will easily become unstable and drops network speed. For the issue of weak signal, the best solutions is to use the iPhone near the router as much as possible to improve the signal strength, or replace a better router covering a stronger the WiFi signal.

Tip 2. Too many devices connected to WiFi

In some public places, such as companies or shopping malls, your iPhone will also keep losing WiFi even if the WiFi signal is full. It is normal as too many devices connected to the same WiFi at the same time. Due to the limited number  of connected devices that router supports to, too many device connections will definitely cause the instability.

If the iPhone keeps losing WiFi connection at home, you can check the WiFi signal or whether any fault happen on the router. Restart the router may be a better bet.

Tip 3. iPhone keeps dropping WiFi when locked

When the iPhone is locked or going to into low power mode, the WiFi will automatically switch to a hot standby mode. It has not shut off actually. This feature is designed to save the battery usage of iPhone.

Tip 4. Reset Network Settings

If you have troubleshoot the routers and network problem, try reset the network settings on your device is recommended. Here are the details: Head over to iPhone Settings and select General-Reset, click the option of ‘Reset Network Settings’. This action will delete all network settings and returning them to factory defaults.

Tip 5. Change DNS to Google or Open DNS

The WiFi internet connection will not work as usual if there is a DND problem on ISP. Try to change the DNS to Google's DNS or Open DNS's Settings.

Step 1. Go to Settings on iPhone. Clock on ‘WiFi’.

Step 2. Tick the lowercase ‘i’ icon and icon.

Step 3. Click on the numbers next to DNS and change the numbers to Google's DNS ( or

Tip 6. Enable the Auto-Join for WiFi network

The WiFi will keeps disconnect with iPhone if the Auto-join option is turned off on iPhone. You need to turn on this Auto-join feature to check whether the problem can be fixed.

Step 1. Click Settings on iPhone.

Step 2. Select Wi-Fi. Click on the letter (i) next to the name of WiFi network.

Step 3. Toggle to enable the Auto-Join if it is disabled. Your WiFi network connection may be stable if the feature is enabled.

Tip 7. Fix WiFi Connection Problem Without Data Loss

Various bugs related to iOS system will occur when you choose to upgrade your iOS system to the newest iOS 12 and iOS 11.4, etc.  iOS System Recovery will be a good assistant to fix this kind of issues in only a few clicks. It is easy to use without affecting the existing data on your iPhone.

Here are the core features of iOS System Recovery:

  • It is 100% safe to use without erasing the data on the device.
  • Various iOS system issues will be resolved in a few clicks.
  • You don't need to be an iPhone expert when running this program, it is easy to use.


How to Fix iPhone Keeps Dropping WiFi with iOS System Recovery.

Step 1. Download the iOS System Recovery program from the official site or the button above on your computer.

Step 2. Open it up and select ‘iOS System Recovery’ on the main window.

ios system recovery

Step 3. You will be prompted to connect your device to computer. Click ‘Start’.

connect iphone to computer

Step 4. This program will automatically detect the device information and the firmware package that you need. Click ‘Start Repair’ to start the fix process.

repair ios system

Do not disconnect your iPhone with computer during the fix process. Or the whole process will be interrupted.