Features & Usability

Manual brightnes	✅	Battery lifetime > 24h from 100%	✅	Automatic brightness	✖️
No reboot needed for 1 week	✅	Fingerprint reader	✖️	Waydroid	✅
Torchlight	✅	Boot into UI	✅	GPS	✖️
Vibration	✅	Hardware video playback	✅	Proximity	✅
Flashlight	✅✖️	Anbox patches	✅	Rotation	✅
Photo	✅✖️	AppArmor patches	✅	Touchscreen	✅
Video	✅✖️	Battery percentage	✅	Earphones	✅✖️
Switching between cameras	✅✖️	Offline charging	✅	Loudspeaker	✅
Dual SIM functionality	✖️✖️	Online charging	✅	Microphone	✅
Carrier info, signal strength	✅✖️	SD card detection and access	✅	Volume control	✅
Data connection	✅✖️	RTC time	✅	Pin unlock	✅
Incoming, outgoing calls	✅	Shutdown / Reboot	✅	ADB access	✖️✖️
MMS in, out	❔	Wireless External monitor	✖️	MTP access	✖️✖️
SMS in, out	✅	Bluetooth	✅✖️	WiFi	✅
Change audio routings	✅✖️	Flight mode	✅	Hotspot	✅✖️
Voice in calls	✅

• ✅ Confirmed working.
• ✅✖️ Working to some extent but with issues.
• ✖️ Not working.
• ❔ Not tested.
• ✖️✖️ Global issue.

Requirements

• Android 10 firmware for your device:
  • Redmi 9A dandelion: LINK.
  • Redmi 9C angelica: LINK.

Dandelion

• Download the latest fastbootable image: droidian-UNOFFICIAL-phosh-phone-xiaomi_dandelion-api29-armhf-nightly_XXXXXXXX.zip.

Angelica

• Download the latest fastbootable image: droidian-UNOFFICIAL-phosh-phone-xiaomi_angelica-api29-armhf-nightly_XXXXXXXX.zip.

Installation

• Extract the archive
• run the flash_all script
• Boot to fastboot and let the script flash everything.

UBports Installer

• Alternatively the UBports installer can also be used to install Droidian.

Notes

• The default password is 1234.

Bugs

• Encryption not supported
• Mobile data needs an APN to be set up from Settings -> Mobile -> Access Point Names.
• RIL gets broken after switching airplane mode or modem off/on.
• Mobile data might stop working after making or receiving phone calls. Toggle Mobile Data from the settins off/on.
• Mobile data quick toggle doesn't work.
• Bluetooth can be used via the terminal using bluetoothctl command or using blueman sudo apt install blueman but does not work via the settings app.
• GPS doesn't work.
• Signal strength is reported at 1% but Mobile data and calls work just fine.
• Anything related to cameras only works in Waydroid.
• Changing audio to speaker in calls does not work on dandelion but works on angelica.
• When a headphone is plugged in audio output must be changed manually in the settings.
• Dual SIM functionality is currently not implemented in Phosh so only one SIM works at the moment.
• Mobile hotspot does not work.

Final notes

• I'm not responsible for bricked devices, dead SD cards, thermonuclear war, or you getting fired because the alarm app failed.
• Please do some research if you have any concerns about features included in the products you find here before flashing it!
• YOU are choosing to make these modifications, and if you point the finger at me for messing up your device, I will laugh at you.

Support

• Device specific telegram group: @ut_angelica.
• Droidian telegram group: @DroidianLinux.