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Home » Firmware » Samsung Galaxy M31 SM-M315F Modes, Reset and SAR Value

Samsung Galaxy M31 SM-M315F Modes, Reset and SAR Value

by Selva Kumar A Leave a Comment

When a particular mobile model becomes successful, Most mobile companies will release the same model’s successor versions. The same goes for the Samsung M series. It grabs the seta for competition against other phones in the mid-range category. After M30 success, Samsung begins to produce M30s and M31 models. M31 comes with upper mid-range specs, and it can handle any heavy apps. But when you face any issues during the update or restart stuck, You can fix your mobile by booting into troubleshooting modes. Here we listed all Samsung Galaxy M31 modes and respective boot keys. We also listed SAR Value reference.
Samsung Galaxy M31 with Retail Box

Table of Contents

  • Samsung Galaxy M31 Modes (SM-M315F)
  • Boot into Download Mode
  • Enter into Recovery Mode
    • Stock Recovery
    • TWRP Recovery
  • Boot Samsung Galaxy M31 into Safe Mode
  • Wipe Cache Data Partition
    • Stock Recovery method
    • TWRP Recovery method
  • Reset Your Samsung Galaxy M31 Mobile
    • Stock Recovery method
    • TWRP Recovery method
  • Samsung Galaxy M31 SAR Value
  • Wrap Up

Samsung Galaxy M31 Modes (SM-M315F)

When you stick with the normal usage in your Android mobiles, mobile manufacturers’ optimized UI and options are enough. But When you want to reach the limit of your Android mobile, You need to deal with the developer options and optimizations. To Perform Developer related options like Firmware flash or Rooting, We have to put our mobiles in a certain mode. Based on the requirement, the models may vary. The key combinations and ADB commands help us to boot into certain modes and perform other actions. Booting into different modes need different key combination press or commands. So, here we are listing how you can boot into different modes on your mobile.

Boot into Download Mode

Download mode is used to flash the files into your mobile. You can flash any firmware or root files on your mobile. Mostly in Download mode, we use ODIN for flashing the file.

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Samsung Galaxy M30s Download Mode

  • Switch off your Samsung Galaxy M31 Mobile. Enter into Download mode->Volume Down+ Volume Up and Connect Your Mobile To PC via USB Cable; after Samsung Logo Appear, Release all keys.

Samsung Galaxy M40 Download Mode Warning Screen

  • After entering into Download Mode, it will say Warning; press the Volume Up button to continue.
  • Launch Odin Application.

ODIN Added Message

  • It Will Show the message added.
  • If you did not get this message, Repeat the above steps.

ODIN software screenshot

  • After Getting Added Message Select, AP/PDA Button, then Browse for the file selects it. Tick/Un-Tick the Auto-Reboot.

Odin Auto Reboot

  • Press Start wait for the tasks to complete. It will automatically reboot after the process ends.
Also Read-  Download Samsung Galaxy A03s Android 12 SM-A037F/G/M/U/U1/W One UI Core 4.1 Stock Firmware

Enter into Recovery Mode

Recovery mode is used to deal with current OS actions. You can wipe user data or fix basic issues with the recovery. Most of the time, you have Stock recovery on your mobile. When you have root access, then you may have a custom recovery like TWRP. This method will not affect your User data unless you wipe it. You have to press Volume Up+ Volume Down+ Power Button on your mobile for 7-10 Seconds and connect a USB cable attached to the PC to boot into recovery mode. After that, it will boot you into the recovery mode or directly boot into System OS. The response may vary depending on the mobile manufacturers. If you received a Recovery mode menu, use the Volume keys to navigate and the Power button to confirm the selection.

Samsung Galaxy M31 Recovery Mode

Stock Recovery

Samsung Galaxy Stock Recovery Mode Boot

If you didn’t use Rooted mobiles, you have Stock Recovery, provided by your official mobile manufacturer. If you have a stock recovery, you have direct options like Reboot, Apply Update, and Wipe Options. Navigate to this option and confirm it using the power key button.

TWRP Recovery

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

TWRP Recovery Normal Boot to OS

  • The Volume Up+ Volume Down+ Power Button Keycombinations will boot your mobile into TWRP Recovery mode.
  • On the Home screen, you can find the option “Boot.” Select the item; you will receive further options as System, Power Off, Recovery, and Bootloader. Select “System.” Your mobile will boot into Normal OS.

Boot Samsung Galaxy M31 into Safe Mode

Sometimes third-party apps may trigger the new version, and it may cause the stuck in boot logo. Try to boot into Safe Mode by pressing Volume Down for 10-15 seconds. Your mobile will boot into Safe mode. Try to Un-Install the recently installed app before the OTA process. Also, check the compatibility in Play Store. When you install apps other than Play Store, Un-Install them and try to boot again. In Safe Mode, most of the third-party apps will be disabled by default.

Samsung Galaxy M31 Safe Mode

Wipe Cache Data Partition

When you perform, restart using recovery, and you can’t boot into OS again. In this situation, We have another choice of the fix by Wipe cache partition. It is also will not affect user data. It will wipe only cache data. You have to press Volume Up on your mobile for 7-10 Seconds and connect a USB cable attached to the PC to boot into recovery mode. After that, it will boot you into the recovery mode or directly boot into System OS. The response may vary depending on the mobile manufacturers. If you received a Recovery mode menu, use the Volume keys to navigate and the Power button to confirm the selection. Remember, you should wipe only the cache partition, Not the Wipe Data/Factory Reset.

Also Read-  Download Samsung Galaxy A03s SM-A037U T-Mobile USA Android 11 One UI 3.1 Stock Firmware (Carrier Locked)

Stock Recovery method

Samsung Galaxy Wipe Cache Partition

  • If you didn’t use Rooted mobiles, you have Stock Recovery, provided by your official mobile manufacturer.
  • If you have stock recovery, you have the direct option as “Wipe Cache partition.” Navigate to this option and confirm it using the power key button.

Confirm Wipe Cache Samsung Galaxy

  • It will ask you to confirm the process. Select “Yes.”
  • Most of the time, it will boot into OS after the wipe. When it returns to recovery, Select the Reboot system now.

TWRP Recovery method

When you use Rooted mobiles, you either use Stock Recovery or TWRP custom recovery. If you have Stock Recovery, you can use the above process. When you installed 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 “Cache.” Don’t select the System. 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.

Reset Your Samsung Galaxy M31 Mobile

Factory Reset Android Mobile

If you follow all the methods and still face issues, you can Rest your mobile. 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. You have to set up everything from the beginning.

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

Stock Recovery method

Samsung Galaxy A50s Stock Recovery

  • Switch off your device. Then, enter into the Stock Recovery mode. To do this- Press and hold down the Volume Up + Power buttons at the same time for some time. It will boot your mobile into Recovery mode.
  • If you didn’t use Rooted mobiles, most of the time, you have Stock Recovery, which your official mobile manufacturer provides. If you have stock recovery, you have the direct option as “Wipe Data/Factory Reset.” Navigate to this option and confirm it using the power key button. Remember, It will delete your entire mobile data. So, Backup first before the process.
Also Read-  Samsung Galaxy Note 20 360 Degree 3D AR view available in Google Search

TWRP Recovery method

When you use Rooted mobiles, you either use Stock Recovery or TWRP custom recovery. If you have Stock Recovery, you can use the above process. When you installed 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. 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.

Samsung Galaxy M31 SAR Value

In the world of mobile, SAR Value is used to measure a cell phone’s radiation broadcasting capabilities. By this, one can make sure that their mobile device does not exceed the maximum limits set for the mobile user’s safety, making SAR important. Samsung Galaxy M31 SAR Value is Head SAR: 0.52 W/Kg/ Body SAR: 0.69 W/Kg. EU Model- Head SAR: 0.48 W/Kg/ Body SAR: 1.13 W/Kg

Wrap Up

The boot mode key combinations may look simple Because it varies depending on the mobile models. Knowing your key combinations is necessary. Even if you are a regular user, You have to go through some basic troubleshooting issues in your mobile, like stuck on boot logo or freeze issues. To deal with that troubleshooting, it is necessary to learn about your Samsung Galaxy M31 modes and boot key combinations. We hope the different boot modes will help you to deal with your needs when you face any issues during the process; comment below.

Source, (2)

Selva Kumar A

Selva Kumar is an Android Devices Enthusiast, Who Can Talk and Write About Anything If You Give a Hint About the respective devices. He is a Computer Science Graduate and Certified Android Developer, Making His Career towards this Technology. He is always eager to try new Android devices — not only Software level but Hardware-level Also. Beyond this, He is a Good Swimmer, Guitarist.

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