Introduction |
This repair guide will show you how to replace the Sony WF-1000XM4 earbuds battery. In this guide, we will replace the battery of the left earbud, you can follow this guide for the right earbud too, the steps are the same as the earbuds are perfectly symmetrical. | | Replacing the earbud battery can solve the following issues: | | * Earbuds become hot while in charging case | * Earbuds won’t charge to 100% | * [link|https://www.sony.com/electronics/support/articles/00264225|Charging case flashing red|new_window=true] and one earbud is excessively hot | * At least one earbud has short battery life | There have been reports of [link|https://us.community.sony.com/s/question/0D54O00007vF9wBSAS/wf1000xm4-battery-exploded-while-in-charging-case?language=en_US|some earbud explosion with this device|new_window=true]. | | Therefore, exercise caution and ensure that the earbud you wish to open is fully discharged before proceeding with this guide. | | ***Disclaimer: Neither iFixit nor the author of this guide shall be held liable for any damages related to this tutorial or its publication.*** |
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