How to Safely Remove the Battery from a Samsung S21: Step-by-Step Guide

Ever wondered how to tackle the tricky task of removing the battery from your Samsung S21? Picture this: you’re in a rush, and your phone’s battery is draining fast. You need to swap it out quickly, but you’re not sure where to start. Don’t worry, we’ve got you covered!

Safety Precautions

When handling your Samsung S21 for battery removal, it’s crucial to prioritize safety. Here are some essential precautions to keep in mind:

  • Power Off: Before starting, ensure your device is turned off to avoid any electrical mishaps.
  • Static Discharge: Prevent static electricity by working in a dry environment and grounding yourself.
  • Proper Tools: Use the correct tools such as screwdrivers and prying tools for a smooth removal process.
  • Gentle Handling: Handle the phone delicately to avoid any damage to its components.
  • Avoid Force: Refrain from applying excessive force as it might lead to unintended damage.

Tools Needed

  • Small Phillips head screwdriver: This tool is necessary for removing the screws that secure the back cover of your Samsung S21.
  • Plastic spudger or opening tool: Use this to gently pry open the back cover of your device without causing damage.
  • Tweezers: Ideal for handling small components with precision during the battery removal process.

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Turn Off Your Samsung S21

When it comes to removing the battery from your Samsung S21, the first step is always ensuring that your device is powered off. Here’s how you can do it:

  • Press and hold the Side key and either the Volume Up or Volume Down key simultaneously.
  • Wait for the power off menu to appear on the screen.
  • Finally, tap on Power off and your Samsung S21 will begin shutting down.

Remember, turning off your device before manipulating the battery is crucial for safety and to avoid any potential damage.

Removing the Back Cover

To access the battery on your Samsung S21, you’ll first need to remove the back cover. Here’s how you can do it safely and easily:

  • Locate the SIM card tray: Before removing the back cover, ensure you have ejected the SIM card tray if your device has one. This prevents any damage to the card or the tray itself.
  • Use a pry tool or your fingernail: Gently insert a pry tool (or your fingernail) into the slot located at the bottom part of the device. Apply slight pressure to start loosening the cover.
  • Work your way around: Slowly run your tool or finger along the edges to release the clips holding the back cover in place. Be cautious not to apply too much pressure to avoid damaging the cover.

Detaching the Battery

When it comes to Detaching the Battery of your Samsung S21, it’s crucial to handle this step with care to prevent any damage. Here’s how you can safely remove the battery from your device:

  • Power off your Samsung S21 by holding down the power button until the power off prompt appears on the screen and then confirming the action.
  • Next, remove the back cover of your Samsung S21 by locating the SIM card tray. Use a pry tool or your fingernail to gently loosen the back cover, making sure not to apply too much pressure to avoid any harm.
  • Once the back cover is removed, you will have access to the internal components of your Samsung S21. Locate the battery, typically situated near the center of the device.
  • Before proceeding further, it’s recommended to disconnect the battery connector to ensure your safety and prevent any potential electrical damage. Use an appropriate tool, such as a spudger, to carefully detach the battery connector from the device.
  • With the battery disconnected, you can now proceed to remove the battery from your Samsung S21. Depending on the model, the battery may be secured with adhesive or screws. Follow the manufacturer’s guidelines or consult a professional if needed to safely detach the battery from your device.

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By following these steps diligently, you can safely detach the battery from your Samsung S21 and handle this crucial component with care.


And there you have it – safely removing the battery from your Samsung S21 is a straightforward process when done correctly. By following the steps outlined in this guide, you can ensure that you handle the battery with care and avoid any potential risks. Remember to power off your device, locate the battery, disconnect the battery connector, and carefully remove the battery. Taking these precautions will not only protect your device but also keep you safe during the process. So, next time you need to replace or remove the battery from your Samsung S21, you’ll be well-equipped to do so confidently. Happy tinkering!

Frequently Asked Questions

How do I safely detach the battery from a Samsung S21?

To detach the battery from a Samsung S21 safely, power off the device, remove the back cover, find the battery in the center, disconnect the battery connector using a tool, and carefully remove the battery secured with adhesive or screws.

What precautions should I take while detaching the battery?

Ensure the device is powered off, work in a well-lit area, use proper tools like a spudger, handle the battery gently, and avoid puncturing or bending it to prevent any damage or safety hazards.

Why is it important to follow these steps carefully?

Following the steps diligently ensures the safe handling of the battery, prevents damage to the device, and reduces the risk of accidents or injury while detaching the battery from the Samsung S21.

Battery industry professional with 5+ years of experience. Bachelor of Science in Electrical Engineering from Georgia Tech. Specializes in power systems and renewable energy.

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