#4CAF50 #FAFAFA #000000 #FFFFFF #F44336 #F5F5F5 #555555 #4CAF50 #388E3C #C8E6C9 #4CAF50 #999999 #333333 #666666 #FFFFFF Server App Key Flash OTP Caller Device ID Device Setup Please grant all permissions first Live Log This app requires Phone, SMS, and Phone State permissions to make flash calls and send OTP messages. Permissions Required Some permissions were denied. The app may not function correctly. Phone Number Register Device Please register the device first Registration failed Device registered successfully! Service Control Service Running ✅ Service Stopped ❌ SIM Slot Start Service Stop Service