Troubleshoot Samsung Galaxy A04 4G/LTE Wi-Fi Not Working SM-A045F

Mobile carriers try their best to provide better Internet Speed. But when it comes to stability and speed, a Wired internet connection and Wi-Fi are best. Samsung Galaxy A04 comes with Wi-Fi 802.11 a/b/g/n/ac. It can connect with any other device without issues. But for some reason, when your mobile can’t connect with Wi-Fi, you can fix your mobile using one of the below methods. Since Wi-Fi can be distracted by many things, It is better to check that the Source Network is working correctly with other devices.
samsung galaxy a04s wifi connected

How to Fix Samsung Galaxy A04 4G/LTE Wi-Fi Not Working? (SM-A045F)

Due to the cost of mobile data, We can’t always stick with it. We rely on Wi-Fi networks whenever we get free Wi-Fi at work or home. So, When Wi-Fi is not working in our Samsung Galaxy A04 4G/LTE, it will affect our daily usage. Below I will mention some fixed methods that always help resolve the issue. Based on the success/failure, choose the methods one by one. I assume you know there are no issues with your Wi-Fi network, and everything is right from the router side.

1. Check you are in the correct Wi-Fi network

It can happen when you have more than one Wi-Fi network in your house; sometimes, the No Internet Router connection may affect your Wi-Fi. It is better to check whether you are with the correct system or not.

Check Wi-Fi Connection name in Settings Samsung Galaxy M20

  • Go to Settings>Network and Internet.
  • Then Select Wi-Fi.
  • Check the Wi-Fi name of your connection.

2. Check Samsung Galaxy A04 4G/LTE Wi-Fi Coverage strength using Dial Pad and Settings

When you have weak coverage strength or a better signal but a low transmission speed, you can’t connect with your Wi-Fi. It is better to check both movement and transmission speed. Your current rate should be 50-100% of your Internet plan speed, and if you have a 100Mbps plan, your connection should be at least have 50Mbps.

Check Wi-Fi Network coverage speed in Android

  • Open your Dial pad on your mobile.
  • Type “*#*#4636#*#*” or “*#*#4838#*#*.
  • You will get the Testing screen. Select “Wi-Fi Information.” and then “Wi-Fi status.”
  • Refresh stats to get the current connection details.
  • Open your mobile browser and study with some random pages to check whether it is working. You can also use any apps that work with the data connection. Alternatively, you can also find strength in settings.
Also Read-  Troubleshoot Samsung Galaxy M13 5G Wi-Fi Not Working SM-M136B

Wi-Fi Transmit speed in Android Settings

  • Go to Settings>Network and Internet.
  • Then Select Wi-Fi.
  • Check the Wi-Fi name you are connected to and choose a gear icon near the Wi-Fi network.
  • Select Advanced, and you can find the transmission speed.

3. Restart Your Mobile

Power Button Options Google Pixel 2 XL

The restart method may look straightforward and not related to tech troubleshooting. But remember, a restart can resolve most of the electronic devices’ software issues, and it will work most of the time. Long press your power button for 10 seconds, It will trigger the power of your mobile, and your mobile will shut down in a few seconds.

4. Samsung Galaxy A04 4G/LTE DNS Settings

Like in PC, We can manually change our DNS settings on our mobile to avoid our ISP tracking. Most of the time, It will work well. But sometimes, based on some ISP, The DNS may not work correctly. When you set up manual DNS, disable it in your Settings and try to connect with your Samsung Galaxy A04 4G/LTE Wi-Fi connection.

DNS Check in Mobile network settings

  • Go to Settings>Mobile and Network.
  • Then Select Mobile Network.
  • You will get a lot of Options. Choose Advanced, then “Private DNS.” Select “Off.”

5. Check with VPN Settings

VPN connections are always slow and lag compared with regular networks. It is common in any system. When you turn on Always-on VPN settings, it may sometimes affect your Samsung Galaxy A04 4G/LTE Wi-Fi. You can turn off the Always-on VPN in settings. Some best free VPNs are available on Android, and you can use one of them if you feel it is functional.

Change VPN Settings in Android Mobiles

  • Go to Settings>Mobile and Network.
  • Then Select Mobile Network.
  • You will get a lot of Options. Choose Advanced, then “VPN.” Choose VPN profile settings. Then Turn off Always-on VPN.

6. Reset Mobile Network settings

Instead of resetting your mobile, We can rest our network settings, which will adjust the default settings for your mobile. If our recent changes affect Wi-Fi, the rest can help us restore the connection.

Reset Network Settings in Android Mobiles

  • Go to Settings>System.
  • Scroll down to the bottom and choose Reset options.
  • Select Reset Wi-Fi, mobile, and Bluetooth.
  • Then choose Reset Settings.

7. Reset your Wi-Fi connection Using ADB Commands to Fix your Samsung Galaxy A04 4G/LTE

This process may work 50-60%. If you use Old Mid-range mobiles, the chances are less. But, We have a Samsung Galaxy A04 4G/LTE. So, it will work. The OS can still handle background commands, and thus, the ADB commands may work.

Steps

  • Also, download the ADB drivers. Install it on your PC.

ADB Drivers Installation

  • Enable USB Debugging Mode and OEM Unlock; you’ll find these options in Settings >>> Developer options. If you didn’t see the developer options on your settings menu, go to about >>> build number. Click on the “Build Number” row about ten times regularly to activate the “Developer Option” on your device.

Samsung Galaxy USB debugging Allow

  • Connect your mobile with a PC and unlock your mobile (Screen Lock).
Also Read-  Fix Samsung Galaxy A02 SM-A022F/G/M Bluetooth Pairing and Not Detecting issues

ADB command Open

  • Open a command prompt as Administrator and type the below command to check the ADB status.
  • adb devices
  • The above command will display some code for device detection. If you didn’t receive any response, Check with the USB Cable. If you get a response, move to the below commands.
  • adb shell is stop -an android.intent.action.MAIN -n com.android.settings/.wifi.WifiSettings
    adb shell am start -a android.intent.action.MAIN -n com.android.settings/.wifi.WifiSettings
    adb shell input key event 20 & adb shell input key event 23
  • You can enter the commands one by one, Or All commands and Hit Enter.

8. Reset Your Samsung Galaxy A04 4G/LTE Mobile

Factory Reset Android Mobile

If you follow all the methods and still face issues, you can reset your Samsung Galaxy A04 4G/LTE. Take complete backup on your mobile. You can do a soft reset or hard reset. To Rest your mobile, Go to settings> System>Reset Options> Reset app preferences/ Factory Reset.

  • Soft Reset/App Preference Reset– This option will remove all the custom settings we made and return to the default settings. It will not delete user data.
  • Hard Reset/Factory Reset– It will remove all user data. Your mobile OS will become new, like when you purchased it, and you have to set up everything from the beginning.

You can also use your mobile recovery to reset when you can’t boot into your Mobile OS.

8.1 Stock Recovery method

samsung galaxy a23 5G recovery mode

  • Switch off your device. It will boot your mobile into Samsung Galaxy A04 4G/LTE Recovery mode. To do this- Press and hold down the Volume Up + Volume Down+ Power buttons simultaneously for some time. Then, enter into the Stock Recovery mode.

Samsung Galaxy Wipe Cache Partition

  • If you don’t use Rooted mobiles, you have Stock Recovery, which your official mobile manufacturer provides most of the time. If you have stock recovery, you have the direct option of “Wipe Data/Factory Reset.” Navigate to this option and confirm it using the power key button. Remember, It will delete your entire data. So, backup first before the process.

8.2 TWRP Recovery method

When using Rooted mobiles, you use Stock Recovery or TWRP custom recovery. If you have Stock Recovery, you can use the above process. When you install TWRP on your mobile, follow the steps below.

Wipe Data in TWRP

  • The Keycombinations will boot your mobile into TWRP Recovery mode.
  • On the Home screen, you can find the option “Wipe.” Select the wipe option; you will receive further details. Select “Dalvik, Data, and Internal Storage.” Don’t select the system, and it will wipe your OS. After selecting other choices, swipe to erase the data. When the process completes, return to home and boot into OS.

9. Regular Software Updates

Mobile Manufacturers are rolling out updates to fix a lot of issues. It makes a lot of effort from their side. If you didn’t utilize the update, they would stop rolling out the updates regularly. So, it is our responsibility to install the updates. Most of the time, your mobile will remind you of these things. Some mobiles download the OTA in the background and ask us for permission to install the updates. After Android 10, Google rolled out important security patch updates via Playstore. So the process becomes comfortable. The updates have new features, but they also have fixed issues. So, update your mobile frequently.

Also Read-  Download Samsung Galaxy M02s SM-M025F Android 11 One UI 3.1 Stock Firmware

You may need to check out a newer software update available for your device. To check out this, follow the steps below. The bug causing your Samsung Galaxy A04 4G/LTE device to freeze is primarily fixed in a newer software version, thus upgrading to your device’s most recent version. It is wise to take a complete backup before updating your mobile.

  • Go to your mobile device settings.

  • Scroll down to the About Section and click on the “Software update” option

  • Tap the “Download and install” option

  • Wait for the search to complete to see if any new updates are available.

  • If there’s an updated version, click on the download option to update your device software.

However, if there is no more original version, kindly try other solutions below.

10. Flash the Samsung Galaxy A04 4G/LTE stock firmware

When you have tried all the above methods and can’t connect with your Wi-Fi, the final choice for our fix is to flash the Stock firmware of the Samsung Galaxy A04 4G/LTE. Since it is a data loss process, I advise you to take a complete backup using Samsung SmartSwicth. You can restore the data once you fix the Wi-Fi issue.

Wrap Up

Nowadays, everything depends on Internet data. Other than checking notifications and chatting, Most of the time, to stream videos, we always prefer a Wi-Fi connection. Most people use Wi-Fi calling when they can’t get network coverage in their homes, which is necessary to stay connected with other people. So they always stick with Wi-Fi. When Wi-Fi is not working, it is not a pleasant experience. When it is not working, it will limit the mobile users with only Cameras and Gaming. You can surely fix the Wi-Fi issue in your Samsung Galaxy A04 4G/LTE using the above methods. Comment below when you have already set your problem in a new way. We will also update our post if we feel it works on our end.

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