The Sony WF-1000XM4 headset model of a Reddit member exploded when placed in the charging case after an unusual period of battery drain.
On Reddit, member u/yangcong 1982 shared a photo of the exploding Sony WF-1000XM4 headset. The problem caused the earbud to burst into 2 parts vertically
The image shows that the headphones show no sign of serious fire. The incident injured no one. However, it has damaged the headset.
u/yangcong1982 purchased the device in December 2021, and placed in the charging case for 2 days before the incident. This person uses Anker’s power bank to recharge the box.
u/yangcong1982 said that a week before exploding, the right earbud ran out of battery very quickly, while the left ear still had 20-40% of the battery capacity. There are times when the right ear runs out of battery while the left ear has up to 60%.
Before putting the headset in, the charging case has about 80% battery capacity and does not recharge. Therefore, the causes of using poor quality chargers. Eliminated charging too long or using them incorrectly.
u/yangcong1982’s headset is installed with firmware 1.4.2. The version that many people complain about is due to battery drain.
This is not the first time that the Sony WF-1000XM4 has exploded. Twitter account @cardamon00 also shared a photo of one earphone split in two in October 2022.
In December 2022, Sony released update 1.6.1 for the WF-1000XM4 to fix battery drain. The company representative also contacted u/yangcong1982 to resolve.
According to Android Police, WF-1000XM4 users should update the software to version 1.6.1 to fix the battery drain error. Sony also updated the support website, including instructions for handling if the battery capacity of the two ears is not equal.
The WF-1000XM4 is a premium true-wireless headset, launched by Sony in 2021. The device has a compact design, supports active noise cancellation, wireless charging and good battery life. than previous generations.