The following are the official releases of the Mason Platform, in reverse chronological order. To discover what's new in a specific Platform component, scroll down to the relevant section (or use one of the “Jump To” links below) and find the section named the same as the Revision entry in the table below.

Mason OS

For details on configurations see: For details on Mason Framework see:


  • Mason Framework API to set default keyboard
  • Mason Framework API to disable/enable the status bar (including notifications)
  • September 2019 Security Patches
  • Fix for Core crash caused by Platform SDK


  • August 2019 security patches


  • Reduce Mason apps data usage
  • Update WebView to version 66.0.3359.158
  • July 2019 security patches
  • Bux fixes/improvements to Mason Framework, device provisioning, and push message handling


  • Include data usage information for device and apps in device heartbeat
  • New configurations: config_allow_install_from_unknown_sources, config_keyguardshowphoneaffordance, config_keyguardshowcameraaffordance, config_install_prompt_package
  • Set global proxy via config or Mason Framework API
  • January 2019 security patches


  • Update device APNs


  • Add Mason Framework API for setting display density


  • New configurations: config_defaultDisplayDensity, config_enableDataRoaming, default_keyboard_package, config_lowBatteryWarningLevel
  • June 2018 security patches


  • First Mason OS 2 release