Builtin Apps:

• AppStore: fallback to .zip file if no .mpk file found in filelist
• AppStore: fetch new long_description from BadgeHub details API
• Settings - Wi-Fi: don't print password on serial port

Frameworks:

• Add new GPSManager framework
• Add new IRManager framework
• Add new LoRaManager framework
• Add new DeviceManager framework
• Add mpos.ui.change_task_handler() function for improving IR timing accuracy
• AppearanceManager: fix set_light_mode() and set_primary_color()
• AppManager: support .mpk/.zip files with compression and a redundant top-level directory
• AppManager: export 'mpos' global to apps for convenience
• Camera activity: use QR symbol for QR decoding, tweak fonts
• LightsManager: allow changing number of LEDs after initialization
• SettingActivity: add allow_deselect option (default False) to radiobuttons
• SharedPreferences: don't print potentially sensitive values on serial port
• WebServer: add basic 'View Screen' functionality to view the device's display remotely

OS:

• aioREPL: use >>> prompt (for ViperIDE)
• Drawer menu: reload apps when Launch(er) is (re)started
• Export 'lv' and 'mpos' globals to aioREPL and apps for convenience
• Compress largest fonts to reduce build size by ~208KiB
• Rename font_montserrat_28_compressed to font_montserrat_28 for uniformity
• LilyGo T-Watch S3 Plus: add support for IR Remote app TX
• LilyGo T-Watch S3 Plus: add support for UART GPS
• Fri3d 2024: add support for IR remote app (RX only)
• Fri3d 2026: add CH32 coprocessor firmware handling (credit @bertouttier)
• Fri3d 2026: add CH32 indev driver (credit @bertouttier)
• Fri3d 2026: add calibrated battery voltage measurements using CH32

What to do:

• To update, open the OSUpdate app and click "Update OS"
• To do a fresh install, use the webinstaller at install.MicroPythonOS.com
• As the API isn't frozen yet, if an app has an issue after the upgrade, then just update it using the AppStore

Autogenerated release notes

• Fix AppearanceManager.set_light_mode / set_primary_color using non-existent prefs.set_string by @bitcoin3us in #120
• SharedPreferences: don't log full prefs dict by @bitcoin3us in #123
• Settings → Wi-Fi: redact password from serial/REPL logs by @bitcoin3us in #124
• SettingActivity: keep exactly one radio option selected by @bitcoin3us in #125
• add badge 2026 expander indev by @bertouttier in #100

Full Changelog: 0.9.2...0.9.3