Can I replace Apple Watch Series 3 38mm battery myself?

Can I replace Apple Watch Series 3 38mm battery myself?

The Apple Watch Series 3 38mm, smart watch that was launched in September 2017 has a lithium-ion battery that can store and release electrical energy through the movement of lithium ions between two electrodes. This battery type has a high energy density, a long lifespan, and a low self-discharge rate. The battery capacity of the Apple Watch Series 3 38mm is around 279mAh, according to expert analysis and teardowns.


The Apple Watch Series 3 38mm has a battery life of up to 18 hours with mixed usage. However, the actual battery life can vary depending on factors such as screen brightness, usage patterns, and the number of active features and applications running on the device. The Apple Watch Series 3 38mm has a fast charging capability. With the included magnetic charging cable, the Apple Watch Series 3 38mm can quickly charge up to 80% in just one hour. The Apple Watch Series 3 38mm also includes a low-power mode called Power Reserve, which allows the watch to display only the time and conserve battery life when it reaches critical levels.

โš™๏ธHow to Replace the Battery of an Apple Watch Series 3 38mm: A Comprehensive Guide

The Apple Watch Series 3 is an impressive piece of wearable technology that offers a multitude of features to its users. However, over time, the battery life of these devices can diminish. Instead of investing in a new Apple Watch, replacing the battery can be a cost-effective solution. In this article, we provide step-by-step instructions with clear visuals, along with tips, precautions, and personal experiences to guide readers through the battery replacement process.

๐Ÿ› ๏ธAdvantages and Disadvantages of DIY Battery Replacement

Before diving into the process, it's important to consider the advantages and disadvantages of replacing the Apple Watch battery yourself compared to seeking professional help. One significant advantage is the potential cost savings. Professional battery replacements can be expensive, while performing it yourself allows you to save money on service fees.

However, there are some disadvantages to consider. Replacing the watch battery yourself requires a certain level of technical knowledge and skill. If not done correctly, it may damage the delicate electronics inside the watch, voiding any remaining warranty. Furthermore, Apple Watches are designed to be tightly sealed, requiring specialized tools to open them. Therefore, it is crucial to evaluate your technical expertise and decide if you are comfortable undertaking the battery replacement task.

๐Ÿ‘ฃStep-by-Step Guide to Replacing the Battery of an Apple Watch Series 3 38mm

Note: Before starting the battery replacement process, gather the necessary tools, including a compatible battery replacement kit, a spudger, a flathead screwdriver, and a plastic pry tool.

Step 1: Prepare for the Replacement

Ensure the Apple Watch is turned off. Place it on a clean, soft surface to avoid scratching either the watch or the surface.

Step 2: Removing the Display

Use the spudger or a plastic pry tool to carefully separate the screen from the watch body. Start by inserting the tool between the screen and the casing on one side of the watch, working it around to loosen the adhesive. Gently pry the screen upwards, being careful not to damage the delicate flex cables.

Step 3: Disconnecting the Battery

Once the display is detached, locate the battery and disconnect it from the watch using a spudger or another non-metallic tool. Carefully pry up the battery connector, ensuring not to apply excessive force or bend the connector.

Step 4: Removing the Battery

Begin removing the old battery by loosening any adhesive holding it in place. A flathead screwdriver or a spudger can be useful for this step. Slowly peel the battery away from the adhesive, being cautious not to puncture or damage the battery.

Step 5: Installing the New Battery

Take the new battery from the battery replacement kit and attach it to the Apple Watch in the same position as the old battery. Ensure it is properly aligned, and press it firmly into place. Remove any protective film that may be on the battery.

Step 6: Reconnecting the Battery

Gently reconnect the battery connector to the watch, ensuring it is securely in place. Check that the connection is stable and firm.

Step 7: Reattaching the Display and Testing

Carefully align the display with the watch body and press it firmly into place. Apply even pressure along the edges to ensure proper adhesion. Power on the Apple Watch to test if the battery replacement was successful.

๐Ÿ’กTips and Precautions

1. Take your time: Rushing through the steps can increase the risk of damaging the watch or important components.

2. Use caution with sharp or metallic tools: Opt for plastic or non-metallic tools to minimize the risk of damaging delicate parts.

3. Maintain a clean and organized workspace: Avoid dust, debris, or liquids near the battery replacement area to prevent any damage to the watch and its components.

Personal Experiences and Testimonials:

Independently replacing the battery of an Apple Watch Series 3 has been successfully accomplished by many individuals. By following thorough guides and using the right tools, individuals have reported restored battery life and a functional Apple Watch. Some users have even mentioned that the process allowed them to better understand the inner workings of their device.

Common Concerns and Troubleshooting:

Some common concerns during the battery replacement process include difficulty in removing the adhesive, accidental tearing of flex cables, and issues with battery calibration on the new replacement. These challenges can be mitigated by carefully following the instructions, applying moderate force, and ensuring the battery is aligned correctly. If an issue arises, it may be necessary to consult a professional to avoid further complications.

Replacing the battery of an Apple Watch Series 3 38mm can be a viable solution to extend the life of your device. Considering the advantages and disadvantages, along with careful planning, undertaking this task yourself can prove to be cost-effective. By carefully following the step-by-step guide, utilizing appropriate tools, taking necessary precautions, and learning from personal experiences, readers can feel empowered to make an informed decision on whether DIY battery replacement is the right choice for them.

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