We request you to take all the backup before installing or downloading it on your device. Once your backup is done, install/download it via your phone setting, tap on Settings > System > Software update > Check for Updates > Download and install.
Or download Huawei P Smart 2019 EMUI 10.0.0.167 update via HiCare (Support) App: HiCare app -> ‘Services’ -> ‘Update’ >‘Check for updates’ -> ‘Download and install’
The latest EMUI 10 update for P Smart 2019 brings a bunch of new features and redesigned UI including the dark mode, magazine-style UI layout and more.
(Image Credit: Reddit)
If you have received the latest EMUI update on your smartphone, you can send us an email (firstname.lastname@example.org) with Screenshots/Updates/Versions/Changelogs. So we can update other users thanks.