Device model
Purpose: Device model adaptation
Collection scenario: Lock screen styling and wallpaper adaptation, data statistics and analysis, ensuring product stability
Collection status: Collected
Device OS version
Purpose: OS version adaptation
Collection scenario: App update checks, feature compatibility and data statistics analysis
Collection status: Collected
Device identifier (OAID)
Purpose: Identity verification and security
Collection scenario: Lock screen ad display, ad attribution and anti-fraud
Collection status: Collected
Device identifier (Android ID)
Purpose: Identity verification and security
Collection scenario: Lock screen ad display, ad attribution and anti-fraud
Collection status: Collected
MAC address
Purpose: Identity verification and security
Collection scenario: Umeng and other third-party statistical analytics
Collection status: Collected
Network type
Purpose: Service optimization
Collection scenario: Ad display, statistical analytics, and service stability
Collection status: Collected
IP address
Purpose: Service optimization and security
Collection scenario: Ad delivery, anti-fraud, and statistical analytics
Collection status: Collected
App list
Purpose: App launch recognition for ads
Collection scenario: Lock screen ads need to launch locally installed apps for launch recognition and performance measurement
Collection status: Collected
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