Theme Metadata
Parameter · Value
Designer · SabriTN
Size · 34.85 MB
Format · MTZ
Compatibility · HyperOS, HyperOS 2.0, HyperOS 3.0, MIUI
Midnight Red Accents: Visual Identity
X4BLACK embraces a deep‑black canvas punctuated by striking red highlights. The base UI adopts a matte darkness that reduces glare while preserving legibility. Icons receive a subtle red outline that ties the system palette together, creating a cohesive look across the home screen, settings, and quick‑toggle panels. Wallpapers are curated to match the theme’s tone—high‑contrast cityscapes and abstract art that echo the red‑black motif. The lock screen adopts a minimal clock with a faint red glow, while the Always‑On Display mirrors the same color scheme, ensuring continuity even when the device is idle.
Suggested Read: Archive Spotlight: “烟花下的祝福” MTZ Theme for HyperOS & MIUI
Who’ll Love the X4BLACK Aesthetic?
The theme targets users who crave a sleek, professional feel without sacrificing readability. Fans of dark mode who find typical monochrome skins too bland will appreciate the purposeful splash of red. It also appeals to gamers and tech‑savvy users who enjoy a “gothic‑tech” vibe—think cyber‑punk meets corporate. Because the design stays simple, it works well for people who prefer uncluttered interfaces, making it suitable for both daily productivity and night‑time browsing. If you own a Xiaomi, Redmi, or POCO device and enjoy customizing the look while keeping performance stable, X4BLACK is a natural fit.
Installation Path: From Download to Lock Screen
1. Download the MTZ file – locate the X4BLACK theme package in the official theme store or trusted community hub and tap the download button. The file size is modest, so it finishes quickly on most networks.
2. Open Theme Store – launch the pre‑installed Themes app. It will recognize the newly downloaded MTZ file automatically.
3. Import – navigate to the bottom of the Themes list, select Import, then locate the X4BLACK file. Confirm the import prompt.
4. Apply – after import, the theme appears in My Themes. Tap Apply and wait a few seconds while the system swaps assets.
5. Reboot (optional) – a quick restart ensures that lock‑screen widgets and status‑bar elements render without overlap. Most users notice a seamless transition, but a reboot can resolve rare visual glitches.
The process works identically on HyperOS and MIUI devices, as both platforms share the same theme engine. No root access or custom recovery is required, making the installation safe for stock ROM users.
Performance & Battery Impact
X4BLACK’s dark background reduces OLED power consumption, especially on devices with high‑resolution panels. The red accents are vector‑based, meaning they scale without adding extra raster data, keeping memory usage low. In real‑world testing, the theme adds negligible CPU load—animations and transitions remain fluid. Battery drain is comparable to the default system skin, with a slight improvement during night‑time usage due to the darker UI. Users reporting heavy gaming sessions see no adverse effects, confirming that the theme respects the device’s performance budget.
Pros and Cons
• Pros
• Striking black‑red visual language
• Consistent look across lock screen, AOD, and UI
• Low memory and CPU overhead
• Compatible with HyperOS 2.0/3.0 and MIUI 14
• Easy one‑tap installation via Themes app
• Cons
• Red accents may be too bold for ultra‑minimalists
• Limited customization beyond the preset palette
• No built‑in dark‑mode toggle; relies on system setting
Overall, X4BLACK delivers a polished, high‑contrast experience that feels both modern and timeless. Its balance of aesthetics and efficiency makes it a strong candidate for anyone looking to refresh their Xiaomi, Redmi, or POCO device without compromising performance.
Theme Preview
Download Links
Use the buttons below to open the theme file and the supporting link.
X4BLACK Theme mtz File
Helpful links
More Theme Updates
For more curated HyperOS and MIUI theme updates, visit Hyper OS x MIUI .
