Yes. Installing a custom ROM replaces One UI with AOSP/Pixel software. You will lose apps like Samsung Pay and Samsung Pass. How do I go back to stock?
Generally considered the most stable option, focusing on pure Android experience and longevity.
Before flashing any files, verify that your exact model matches the software specifications. Specification Details SM-A045F, SM-A045M, SM-A045G Processor Unisoc SC9863A / MediaTek Helio P35 (Variant-dependent) Partition Structure Dynamic "Super" Partition Layout (Project Treble Compliant) Stock Architecture Android 12 / 13 with One UI Core Flashing Architecture A/B or A-only ARM64 GSI (Generic System Image) Prerequisites and Mandatory Tools
: A highly customizable ROM based on Android 14/15. LineageOS 21 : A stable alternative based on Android 14 . samsung a04 custom rom new
| ROM Name | Android Version | Status | Key Features | |-----------------|----------------|--------------|--------------| | LineageOS 21 | Android 14 | Stable (GSI) | Near-stock AOSP, regular security patches | | crDroid 10.x | Android 14 | Beta | High customization, performance tweaks | | PixelOS | Android 14 | Stable (GSI) | Pixel UI, Google Camera, unlimited Photos backup | | Evolution X | Android 14/15 | Experimental | Pixel features + extra customizations | | Project Elixir | Android 14 | Stable | Minimal, smooth, privacy-focused |
, a budget-friendly device recognized for its modest specifications (often featuring 3GB of RAM and octa-core processing), generally runs Samsung's proprietary One UI. While functional, the stock interface can become sluggish over time. In 2026, the custom ROM scene offers a path for A04 owners to move beyond official support, unlocking better performance and modern Android features. For the Samsung A04
Samsung A04 Go to product viewer dialog for this item. Custom ROM New: Revitalize Your Budget Phone The Samsung Galaxy A04 How do I go back to stock
Ensure your phone is charged to at least 70%.
: Custom ROMs will void your warranty and may cause banking or security-sensitive apps to stop working.
Users who want a "Pixel-like" phone without buying one. 3. PixelOS monitor specific sensor permissions
Ready to take the leap?
: Grants complete system authorization to block invasive applications, monitor specific sensor permissions, and restrict telemetry. Technical Specifications and Compatibility
Long-press to accept the bootloader unlock warning. Step 2: Flash a Custom Recovery (TWRP or OrangeFox)