WhatsApp’s new fingerprint unlock update for android phones might be causing the battery drainage. WhatsApp version 2.19.308 is recently released which enable the fingerprint lock. WhatsApp android app users can secure it by enabling the fingerprint access. So if someone gets access to the phone, they won’t be able to open the WhatsApp without authorized fingerprint.
There have been several reports spotted about WhatsApp draining battery at high percentage even after limited use. OnePlus smartphones are top in the list of phones experiencing this WhatsApp bug and Next are Samsung’s popular flagship phones and Xiaomi phones.
OnePlus Forums, Reddit, and other sites have received the review of sudden battery drain. The battery drainage is happening even if the user is not using the application. Oneplus phones running Android 9 Pie and Android 10 have the issue as well as the OnePlus 7T Pro McLaren Edition. OnePlus 7T and 7T pro, both the phones have good battery life and now WhatsApp’s new update has affected it badly.
WhatsApp has not yet acknowledged this issue and Facebook is been criticized for this. After owning Instagram and WhatsApp, Facebook has become responsible if any issue detects with these apps. We can soon expect a fix for this battery drainage issue. Till then some users suggest to uninstall WhatsApp and install it again from the play store. This process might result in solving the issue at a good level.