How to Replace a Dead or Dying Battery on the Sony XM3 and XM4 In-Ear Earbuds (DIY Repair Guide)
Do your Sony WF-1000XM3 or XM4 in-ear earbuds refuse to power on, require frequent charging, shut down unexpectedly before the battery reaches 1%, experience reduced playback time, or appear fully charged when plugged into a power source? If your earbuds experience any of these issues, it’s time to replace the battery.