Unverified50% confidenceFactExact time
即时通讯应用为维持实时性需要与服务器维持持久连接并定期发送心跳包，每次心跳会唤醒设备网络模块阻止深度休眠，是耗电根源
1
Sources
50%
Confidence
Long-term
Relevance
7/8/2026
First Seen
Sources
Why Does WhatsApp Drain So Much Battery? A Deep Dive into the Technical Causes and a Power-Saving Guide
hackernewshackernews7/7/2026
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