But February made me shiver, with every ad the web delivered, fake news on the doorstep, I couldn't browse one more site. Here's a review of Firefox Preview for Android, tested on Motorola Moto G6 smartphone running Android Pie, covering installation and first-run setup, look and feel, UI consistency, privacy and enhanced tracking protection, speed and responsiveness, some problems like limited customization and no extensions, other observations, and more.