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Project statusExtended
Project labelExtended support
CodenameFP4
BranchAndroid 16
Last verifiedAugust 14, 2026
Support windowNo end date published by the project

Exact models and codenames

The listed support applies to the project target below. Confirm the phone’s model number, region, carrier origin, and codename before requesting an installation.

Project target
FP4
Device codenames
FP4
Model numbers
FP4
Regions
No separate regional variants are published.
Carriers
No separate carrier variants are published.
Exact retail models and variants for Fairphone 4
Exact model or SKUCodenameRegion / carrierNotes
FP4FP4Not publishedConfirm the exact retail model before service.

View the complete Fairphone 4 profile

Hardware at a glance

These specifications help identify the exact phone and provide context for the listed operating-system support.

Released
October 2021
Chip
Qualcomm SM7225 Snapdragon 750G
Display
6.3 in · 2340 × 1080 · IPS LCD
Memory
6/8 GB LPDDR4X
Storage
128/256 GB UFS 2.1
Battery
3,905 mAh · Li-Ion · removable

Installation and bootloader guidance

Bootloader state
See project guidance
Device-specific note
See CalyxOS guidance for this exact model.
Project guidance
Follow the project guidance for the exact model and build.

About CalyxOS on this phone

A privacy-focused Android distribution balancing reduced Google dependence with everyday application compatibility.

Best fit
Consider it for a privacy-oriented daily driver with a familiar app experience and current supported hardware.
Google services
microG is available for compatibility without running the standard Google Play services stack.
Hardware scope
Current Pixels plus selected Fairphone, Motorola, and SHIFT devices.

Read the CalyxOS overview Review setup and customization options

Request installation for this phone