Common Problems in Samsung Galaxy M51 and Solutions

Connectivity Problems

Bluetooth connectivity problems

Solutions

Check and make sure a compatibility issue between the Bluetooth versions on both the devices you are trying to connect might be causing this problem
The reason to this problem is a software glitch with the default Bluetooth drivers on your Samsung Galaxy M51
Do check and make sure the phone Bluetooth visibility is not hidden and the problem is caused because of the very same reason
This problem could be there just because you are sending a lot of data in one cycle. Divide it into smaller sections for smooth Bluetooth functionality
Make sure the problem is not there just because the phone is active in the power saving mode which in some cases disable the phone Bluetooth
The other device you are trying to connect to might be suffering from a problem. Check the same
The pairing of both the Bluetooth devices might not be proper. Disconnect them and try connecting them again
A wide Bluetooth history list can be the reason you have to face this problem. Erase a few or all the names from the same and check if this works
Delete the phone cache data and check if this helps you to fix the problem
There are chances that any of the devices you are going to connect to each other is infected with a virus or there is a similar security issue
The phone Bluetooth antenna might be unable to perform its task just because of a fault or if the devices are not placed within the defined Bluetooth area i.e. approx 3 square meter
A simple restart can fix this problem. Try it
Make sure the problem is not there just because the phone is having a hardware problem

Wi-Fi/Internet connectivity problems

Solutions

The network you are trying to connect your device to might be having a lot of congestion due to a number of devices connected to the same. Check if this is the reason to the problem
Don’t make any changes to the Local Area Network settings on your device. This can cause the actual trouble
Make sure this problem is not there just because the network security is turned OFF
There is a probability of having a problem either with the signal antenna on the phone or on the router you are using
The device might not be getting proper Wi-Fi signal strength because of placing the router at an odd location in your arena. Check
Your internet connection probably has a bandwidth limit on the same and it might have reached. Check if this stops the services
Sometimes the users have to face this problem just because the app/browser or domain they open is having something wrong with the same
The router might not be able to allow more connections just because its limit is reached. Check
The reason to this problem is nothing but a basic glitch associated with the default Wi-Fi drivers
Check if the network password you entered in your Samsung Galaxy M51 is incorrect/outdated
This problem is often experienced when you are already downloading a lot of data on your device. Stop the same ad check if this works
Make sure the router is not having any configuration error related to the same which is causing this problem
The problem might be there just because your phone is having an OS or a hardware problem. Check the same

Mobile data not working

Solutions

Your data pack might have expired. Check the same and make sure it is not the reason to this problem
This might be happening due to crossing your daily bandwidth limit usage. Check if this is the case
Make sure the actual problem is not with the phone SIM card. Refer to the solutions listed under the headline “SIM/Network Problems” in this post
Make sure if the internet services are facing an obstacle on your phone due to any of the possible reason
This can happen in some cases when the phone is updating the installed apps or is downloading the OS updates. Check if this is the reason
Simply make sure the actual fault is not caused just because the storage space is not available in the phone. This can happen in certain cases
A problem with the service provider or with the network can be a reason you have to face this fault in your phone
Make sure you are not confusing this problem with the slow internet speed
Check if the problem is caused by a poor signal strength on your Samsung Galaxy M51
Reset the network setting to the recommended mode in case you customize them. This can solve the problem for sure
Simply restart the phone and check if this help you to fix the issue
Turning the roaming services OFF can be a reason to this problem on your device
Check if the network mode selection on the phone is wrong. You might have selected a 2G network in the same when you are using a 4G SIM
Clear the cache partition of the device and check if this solves the problem on your device

GPS Problems

Solutions

Check if the internet connectivity on the device is poor and the same is causing this problem
Make sure the actual problem is not in the phone GPS sensor. Check and get it repaired if you find the same
The problem could be there in the GPS antenna of the device. Thus, check the same and take the action required
Toggle the phone GPS and check if this works
Sometimes running a number of apps in the phone that access the phone GPS cause this problem. Close a few and check if the problem is solved
Check if the phone location services are ON. This is required for the proper working and functionality of phone GPS
Enabling power saving mode on your Samsung Galaxy M51 can be the reason to this problem
Make sure the GPS problem in the device is not related to the failure of any hardware component
Check if any important OS update is spending and install the same. This can solve the GPS-related common problems in Samsung Galaxy M51
Select high accuracy mode in the location services and restart your device. This may solve the problem
Check if this problem can be solved by updating the Google maps
Recalibrate the GPS on the device using the compass app and check if the problem is eliminated
The phone GPS might be disabled or turned OFF manually. Check and turn it ON if so
Refreshing the GPS data on your device can solve this problem. Check if this works
If nothing work, perform a factory restart by saving the phone data first and check if the problem is gone

Slow Performance

Solutions

Just turn OFF the phone and again turn it ON. Check if the performance is restored
Simply clear the cache data of your phone which you haven’t cleared for a long time. Doing this can help a lot
Make sure the installed applications and the phone Operating System are fully updated to the latest available versions
In case you have changed the recommended settings of your device or for the apps, the same can affect the overall performance
One of the reasons to the performance-related common Samsung Galaxy M51 problems is a faulty RAM in the device
Make sure the memory of your device is not completely filled. At least 2GB free space is to be there for smoother operations
The performance of any smartphone can get affected when you run it in the safe mode all the time. Check if this is the reason in your case as well
There are chances that the actual problem is with the phone RAM. Check the same
Make sure you are not running multiple features of your device all at the same time
A lot of users often confuse the slow operating internet on their phone to the slow performance of their device
Perform a hardware reset and this will probably fix the problem. Save your device data before you proceed

Overheating Problems

Solutions

Your device might be having a problem with the battery inside. First, check the same
Try a basic reboot and check if this helps you to deal with the problem
One of the reasons to this problem is nothing but the installation of so many games in the device
Do check and make it sure that all the apps installed in the device are fully updated
Sometimes this problem is caused by bad apps and unused data in the phone. Check and erase the same
Simply make sure that the device ventilation system is in proper working condition and is not responsible for this fault
Many users face this problem in their Samsung Galaxy M51 just because of using a third-party or a low-quality accessory with the device
Check if this problem is caused by a phone virus which might be there in the default storage space
Check in case the power bank you are using is responsible for this problem because it is having different specifications that what on the phone
The reason to this problem could be a high power charger which you might be using
There are chances that the problem is caused just because the phone is having something wrong with the processor inside. Check the same
Wipe the cache partition and check if this helps you to fix the problem

Slow Charging

Solutions

First, check if this problem is caused by a weak charging source or the one which is causing power fluctuation
Simply make sure the problem is not caused just because you are using a charger which is having its adapter or the cable not in proper working condition
The reason to this problem is nothing but allowing the phone data to get synchronized with the apps all the time
Make sure you are not playing games or downloading the data from the internet while charging your device
Keep the mobile data and the Wi-Fi OFF while charging your smartphone
Make sure the charging port of your Samsung Galaxy M51 is not having anything wrong with the same which is causing this problem
Clear the cache data and perform a basic reboot. Check if this helps to fix the problem
Perform a software reset and the problem will probably be gone
One of the leading reasons to this problem is nothing but a fault with the phone battery. Check the same
In certain cases, this problem is caused by a phone virus. Check and remove the same from the phone memory
The reason you are facing this problem is nothing but there are apps not in proper working condition in your device

Poor Camera Quality

Solutions

The pre-installed glass guard on the device screen should be removed first. Check if this solves the problem
Do check and make sure the problem is not caused by burst mode which you have selected while capturing the images
One of the reasons to the camera-related common Samsung Galaxy M51 problems is nothing but not using image stabilization option
Select the best image resolution in the camera settings. This will probably fix the problem
Sometimes this problem is caused during a video call only and for this, you simply need to check if the signal strength is too low
Avoid using the camera zoom feature as this often degrades the overall quality
The reason to this problem could be a fault with the app you are using. It is always recommended to go ahead with the default camera app only than using any other
Check if there is no storage space available in the phone and the captured images are therefore getting stored in a low-quality format
Do check and make sure the problem is not there just because the camera lens is having moisture or dust in the same
This problem could be there just because the shooting mode selected by you is not as per the nearby visibility conditions. Check
Check and make sure the problem is not there in the phone OS which is not allowing you to open and run the phone camera

Poor Battery Life

Solutions

The reason to this problem is continuous data downloading in your phone. Check if the installed and the system apps are allowed to install automatic updates
Make sure this problem is not caused by a phone virus which usually finds its entry in the device
In some cases, it’s nothing but that extra level of screen brightness that causes this problem
One of the leading reasons to this problem is nothing but the installation of power-hungry apps in your phone. Check and remove them
Make sure the fault is not caused because the phone is running in the safe mode for a long time
Check if this problem is there just because a lot of notifications are lying unread in the background
Do check and make sure this problem is not caused just because your Samsung Galaxy M51 is having something wrong with the battery inside
Sometimes this nothing but an OS bug in the device which causes this problem
Check if the internet connection of your phone is shared with other devices through Wi-Fi hotspot. This also drains the battery too quickly
Close the apps running in the background and check if this helps you to deal with the problem

Earpiece Sounds Robotic

Solutions

Do check and make sure the problem is not caused just because your phone’s earpiece connector is faulty. Check it properly
The reason to this problem is nothing but running your Samsung Galaxy M51 in customized sound settings. Check and restore
Simply make sure the problem is not there just because you haven’t connected the earpiece properly with the phone
A sharp bend on the earpiece wire can cause signal blockage and can, therefore, be a reason to the robotic sound
In case you are using a Bluetooth-enabled earpiece, simply make sure to stay within the defined Bluetooth signal range (area)
A low-quality earpiece can directly be blamed for this problem. Check the same
The reason to this problem is nothing but a fault in the earpiece itself. Check if it works properly when connected to another device
Sometimes the users have to face this problem because of no other reason than selecting a wrong sound type option for the earpiece
Check if the phone sounds are manually turned OFF
This problem if experienced during a phone call can be due to low or improper signal strength
Signal attenuation might be caused just because of the intermixing of frequencies. Check the same

Screen not working properly

Solutions

Simply make sure the problem is not there just because your phone is having something wrong with the device screen sensors
Remove the glass guard installed from the screen to check if the problem is caused by the same
Lack of cleanliness on the screen against the oil, sweat and grease particles is one of the reasons to the screen-related common Samsung Galaxy M51 problems
You can face this problem because of not updating your device for a long time
Try performing a forced restart to check if this fixes the problem
Simply remove the micro SD card if the same has been inserted in the device. Check if this works
Don’t run the device in the power saving mode as you can experience this problem because of the very same reason
Sometimes this problem is experienced only when you turn ON the screen sharing option and share the device screen with a third-party gadget
The reason to this problem could be a fault in any of the hardware components inside your phone
Check if the default screen drivers in the phone are not working properly
This problem could be there due to a physical damage on the screen

Apps not working properly

Solutions

Begin with a simple reboot to check if this helps you to fix the problem
Do check and make sure the problem is not caused just because your device is having something wrong with the RAM
Sometimes this problem is caused just because of bad or blocked apps in the device. Check and remove them all
Denying permission to the apps for accessing the data can be a reason to this problem
Update all the apps which are pending and this will probably fix the problem
Many users have to face this problem just because of installing the apps from another source than Play Store
Don’t run your Samsung Galaxy M51 in the safe mode or in the power saving mode as this can have a large impact on the working and performance of the installed apps
The reason to this problem is nothing but operating the apps in the custom settings
Many users complain about having app-related problems in the phone when they disable some features of the phone manually
Move the apps to the system storage space than keeping them in a third-party storage space such as a micro SD card
Uninstall the apps which are not working properly and install it once again from the Play Store. Check if this helps
Check if a basic restart helps you to fix this problem

SIM/Network Problems

Solutions

Open the network settings and switch the network selection key to automatic option
This problem might be there because the Airplane mode is turned ON. Check the same
While traveling make sure to turn ON the roaming services
This problem is often experienced in some cases after unlocking the phone bootloader
The reason to this problem is nothing but a damaged SIM card. Check the same
You might have mistakenly turned OFF the SIM card
The SIM card might have not been inserted properly in the phone and the same is causing the problem. Check
The SIM card access might be locked by a PIN or a password. Check and remove the same
Check if the SIM tray is having a physical damage on the same
The signal antenna on your Samsung Galaxy M51 might not be performing its task. Check the same
The reason to this problem is nothing but a problem in the SIM card slot in the phone
Make sure the problem is not caused just because the services are no longer valid on your SIM card just because you haven’t used the same for a long time

Samsung Galaxy M51 Fingerprint Sensor Issue

Solutions

First of all, simply clean your hands. Dust or debris on the fingers can be a reason to the problem. Check and take action required
Gently clean the fingerprint scanner on the phone with a soft cloth and check if this solves the problem
This problem can sometimes declare its presence due to completely filling the storage space of the phone
The fingerprint scanner might not be working due to a bug in the Operating System. Check and take the required action.
Simply delete the saved fingerprint from your Samsung Galaxy M51 and add it again. This can solve the problem
One of the reasons to the fingerprint-related common problems in Samsung Galaxy M51 is nothing but putting pressure on the fingerprint scanner very softly. Put a bit more pressure on the same with your finger and check if this works
Always make sure to add more than one fingerprint
Your fingers might be wet and the same can be a reason to this problem
Always give priority to the phone updates. Installing them make sure the problem wouldn’t declare its presence
Check if there is a minor injury on your finger which might be acting as a barrier for the scanner when it try to read the information from the same
Performing a factory restart can solve this problem. If this doesn’t work, the reason to this problem might be a hardware fault in the phone.
Sometimes this problem could be there due to allowing multiple apps installed in the phone to access the fingerprint scanner on the phone. Check and take the action required

Samsung Galaxy M51 Not Turning ON

Solutions

Check if the phone battery is charged. This could be due to the consumption of entire juice from the same
An issue with the third-party app can cause this problem. Thus, check all the apps before you install them in the phone and make sure they are compatible with the same
Make sure to press the power button a bit harder and check if this helps
Sometimes this problem would be due to a fault in the power button. Check and take the action required
An unknown software glitch in the device can be a reason to this problem. Check and take the action required
There are chances that the phone is getting turned but it’s the screen which is not. Check and make sure this is not the actual issue in your case
This might be happening because you restarted or turned OFF your device when it was updating
Know the exact number of seconds for which you need to press the power button. Sometimes this problem is there just because you are pressing the same for a very short span of time
Liquid damage to your Samsung Galaxy M51 can be a reason to this problem. Check and take the action required
Hardware damage in your phone can be the reason to this problem. Check and get it repaired
Overheating can sometimes turn off the device automatically and you cannot turn it ON unless the inner temperature comes down the normal range
Check if the phone can be turned ON in the safe mode. Press the power button with the volume up/down button for the same. If this doesn’t work, try opening it in the recovery mode

Samsung Galaxy M51 Not getting charged via cable/charger

Solutions

Check if this is a problem just because the phone battery is faulty
Make sure the phone charger is in proper working condition
A loose connection between the phone and the charging cable can be a reason to this problem. Thus, make sure to connect them properly
A bad app or the one installed from a third-party source can be the reason to this problem
Don’t use a third-party charger as this can be a reason to this problem
Check if dust or debris is there in the charging port and clean it. The same can be a reason you have to face this problem in your device
In some cases, the phone gets charged but the charging percentage icon which doesn’t give the correct information. This can happen due to a software bug. Check and install the latest updates if the same is pending
Sometimes the charging-related common problems in Samsung Galaxy M51 are experienced when the charging socket/power source you are using to charge your widget is faulty
Check if the actual fault is with the charging cable. Check and replace the same if required
This problem could be due to the detection of moisture in your Samsung Galaxy M51. Check its level and take the required action
Remove the last application you installed and check if this helps you to deal with the problem
An issue with the phone motherboard can be the reason you have to face this problem
The pins in the phone socket might be damaged and the same is causing this problem. Check the same
Drain the phone battery completely and charge it again. Check if the problems is solved
Performing a forced restart to the phone can fix this issue. Simply try the same

Unfortunately camera has stopped

Solutions

Check the default camera driver software in the phone. Check if installing the new updates for the OS fixes this problem
Make sure you aren’t using a third-party camera application which is not compatible with your Samsung Galaxy M51
Disable the safe mode if your phone is running in the same
This problem could be there just because the phone has something wrong with any of the hardware components inside
Close the camera application if it is running in the background and open it again after 30 seconds. Check if this solves the problem
Delete the cache of the camera application and check if this helps you to deal with the problem
Do check and make sure the actual problem is not caused just because the camera lens is faulty or damage
There might be no storage space available in the phone or in the memory selected for storing the camera files and the same can cause this problem. Most of the times the camera-related common problems in Samsung Galaxy M51 are because of no other reason than this

An important thing you must keep in mind all the time is all the solutions listed above can fix common problems in Samsung Galaxy M51. Under any situation, it is not possible to fix a hardware fault with this guide. You need to contact the official support of your device or visit an authorized repair center around you if such an issue is there in your device. That’s all about the solutions. Scroll down and post a comment in case you are facing another problem that is not listed in this post.

Common Problems in Samsung Galaxy M51 and Solutions – Wi-Fi, Bluetooth, Camera, SIM, and More

Connectivity Problems

Bluetooth connectivity problems

Wi-Fi/Internet connectivity problems

Mobile data not working

GPS Problems

Slow Performance

Overheating Problems

Slow Charging

Poor Camera Quality

Poor Battery Life

Earpiece Sounds Robotic

Screen not working properly

Apps not working properly

SIM/Network Problems

Samsung Galaxy M51 Fingerprint Sensor Issue

Samsung Galaxy M51 Not Turning ON

Samsung Galaxy M51 Not getting charged via cable/charger

Unfortunately camera has stopped

Discussion

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