hkup859

### First time contributor checklist: - [X] I have read the [README](https://github.com/signalapp/Signal-Desktop/blob/master/README.md) and [Contributor Guidelines](https://github.com/signalapp/Signal-Desktop/blob/master/CONTRIBUTING.md) - [X] I have signed the [Contributor Licence Agreement](https://signal.org/cla/) ### Contributor checklist: - [X] My...