WhatsApp's much-awaited Dark Mode feature is undergoing updates before finally rolling out to users. WABetainfo reported that WhatsApp's Dark Theme will be automatically enabled or disabled depending upon your Battery Saver settings. The report points out the new update will replace the old "System default option, for unsupported Android versions". The screenshot revealed by WABetainfo shows three theme options - "Set by battery saver, light, and dark". Dark Theme "set ...