There are many smartphone manufacturers out there, and all of them are trying to deliver outstanding devices to the users. No matter how hard they try, and no matter how good the device is, we cannot say that there is such a thing is a flawless and bug-free smartphone. Perfect smartphone simply doesn’t exist, and there are some general problems that millions of people around the globe are experiencing when using their smartphones, including those who own Sony Xperia Z5. A problem with Wi-Fi is one of the common issues. In some cases, the users are not able to connect to a specific network, sometimes the connection is too slow, and often Wi-Fi is not working at all. Let’s see how to fix Sony Xperia Z5 Wi-Fi issues.
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Ways to fix Sony Xperia Z5 Wi-Fi issues

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Solution No.1: Remove the protective case
Many users who experienced the problem with Wi-Fi and the poor connection said the problem disappeared once they removed the protective case. The second they did that, the signal became stronger and the connection which kept on dropping went back to normal.
Solution No.2: Toggle Wi-Fi
Let’s try with the simplest possible solution that often works. Go to Settings, tap on Wireless and Networks and move the switch next to Wi-Fi to turn it off. Wait for a couple of seconds, move the switch again and to turn Wi-Fi back on.
Solution No.3: Forget the Wi-Fi network and add a new connection
Another solution which is in the group of really simple things that may fix the problem is this one. What you need to do here is tap on the Applications icon, go to Settings and tap on Wi-Fi under “Wireless and Networks”. Now, find your connection tap and hold it and click “Forget”. When this is completed, set up a new connection and with a bit of luck, everything will work just fine.
Solution No.4: Wi-Fi Sleep policy
This may help. Go to Settings and tap Wi-Fi. Now, tap on three vertically positioned dots and tap Advanced. Click on “Keep Wi-Fi on during sleep”. Once a new window opens, you will see several options, choose “Always”.
Solution No.5: Restart your device
Restart is always one of the most useful solutions, so give it a try. Press and hold the Power key and once the menu opens tap “Restart”. Once the phone is on again, see if the Wi-Fi is working or not. If note, try the solutions below.
Solution No.6: Restart your router
It is simple, but can be pretty effective. Just turn off your wireless router, wait for a couple of seconds and turn it back on.
Solution No.7: Make sure that your router firmware is up to date
The next thing you need to make sure is that the router firmware is up to date. If there is a new update available, download and install it. See the model of your router, and visit the manufacturer’s website. Look up for the available firmware updates for the model of the router you own.
Solution No.8: Make sure that the software on your device is up to date
Keeping the software on your phone up to date is really important. A new software version will improve the battery life and the performance of your device, it will usually add new features, but it may also fix the glitches and bugs that are bothering the users. You can check for the update manually following a few simple steps:
- Go to Settings
- Tap About phone
- Tap on Software Update
As you know, the easiest way to update the software is wirelessly, and that way you will avoid data traffic. But if you cannot connect to a Wi-Fi network at your home, try in your friend’s house or at work, or you can download and install a new software with a cable using PC or Mac. You can learn more about that here.
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