unlock • optimize • connect
<vstack5>
  <provider:name="ProtonIHU"/>
  <uses-permission:name="DevTEAM"/>
</vstack5>

Modern Cars Are Powerful. Their Full Potential Shouldn’t Stay Locked.

</vstack5> exists to unlock what your car is truly capable of through intelligent sideload integration, system optimization, Android-based Infotainment Head Unit customization, and a trusted community built around smarter, more capable mobility.

Android-based IHU Optimization
Advanced Sideload Integration
AACP Enhancement
products & services

Choose the right unlock path for your Proton IHU.

Whether you want a full Advanced Sideload service or a simpler plug & play AACP Dongle, </vstack5> helps customers find the right option faster with supported models, teaser videos, pricing, notes, and direct WhatsApp booking links in one place.

Advanced Sideload Advanced Sideload service for Proton S70 v333

Proton S70 Flagship & Flagship X
IHU Software Version v333

From RM 400

Advanced Sideload service for selected Proton S70 units, focused on controlled enablement, usability, and a cleaner enhanced IHU experience.

Compatibility note: IHU Software Version v300 with the same Hardware Version number HW0SS110506M0101 is also able to be sideloaded.
Not sure about your IHU Software Version or Hardware Version? Open the Version Guide for a step-by-step walkthrough.
Advanced Sideload Advanced Sideload service for Proton X50 RC v144

Proton X50 RC
IHU Software Version v144

From RM 400

Advanced Sideload service for selected Proton X50 RC units, built for owners who want more capability from the stock infotainment workflow.

Compatibility note: IHU Software Version v114 with the same Hardware Version number HW0SX110506M0101 is also able to be sideloaded.
Not sure about your IHU Software Version or Hardware Version? Open the Version Guide for a step-by-step walkthrough.
Advanced Sideload Advanced Sideload service for Proton X90 v735

Proton X90 Flagship
IHU Software Version v735

From RM 400

Advanced Sideload service for selected Proton X90 units, designed for better flexibility while keeping the experience controlled and practical.

Compatibility note: IHU Software Versions v638, v647, v651 and v694 with the same Hardware Version number HW0VX110506H0101 are also able to be sideloaded.
Not sure about your IHU Software Version or Hardware Version? Open the Version Guide for a step-by-step walkthrough.
Plug and Play AACP Dongle 1 Plug and Play AACP Dongle 2 Plug and Play AACP Dongle 3 Plug and Play AACP Dongle 4

Plug & Play AACP Dongle

From RM 330

A simpler purchase path for users who prefer a ready AACP dongle from authorized suppliers, with support for selected Proton models and IHU Software Versions.

Supported models:
Proton S70 IHU Software Versions v300 , v333 Proton X50 RC IHU Software Version v144 Proton X90 IHU Software Versions v651 , v694 , v735 , v722
Not sure about your IHU Software Version or Hardware Version? Open the Version Guide for a step-by-step walkthrough.
version guide

How to check your IHU Software Version and Hardware Version.

Follow the menu path below on your Proton Infotainment Head Unit:

Settings System System Information About IHU

On the About IHU page, you will see both your Software Version and Hardware Version. The last 3 digits of the Software Version indicate your IHU software version.

Example: If your Software Version is SWSS11R1022H8BNI.00333, your IHU Software Version is v333.
Important: Please also check your Hardware Version exactly as shown on screen, as compatibility may depend on both the software version and the hardware version.
Note: Screen layout may vary slightly depending on Proton model and software build, but the navigation path is generally the same.
Open Settings app on Proton IHU
Step 1

Open the Settings app

From the main screen, open Settings.

Open Settings app on Proton IHU
Step 2

Go to System

In the Settings menu, select System from the right-side menu.

Open Settings app on Proton IHU
Step 3

Open System Information

Inside the System menu, tap System Information.

Open Settings app on Proton IHU
Step 4

Open About IHU

Tap About IHU to view your Software Version and Hardware Version.

How to read the version

Use the last 3 digits of the Software Version. Example: ...00333 = v333, ...00144 = v144, ...00735 = v735.

Do not confuse Software Version with Firmware Version

The Software Version is the reference used to identify your IHU software build. Please do not use the Firmware Version as a replacement.

Still not sure?

Take a clear photo of your About IHU page and send it to us via WhatsApp for confirmation.

Confirm My Version via WhatsApp
about us

Unlock the full potential of your Infotainment Head Unit.

Modern cars are powerful. But the system controlling your screen, the Infotainment Head Unit (IHU) is often locked, restricted, and underutilized. It is like owning a flagship smartphone, but only being allowed to use basic features.

At </vstack5>, we are a community of enthusiasts, system explorers, and technical optimizers driven by one belief: the technology inside your car should empower you, not limit you.

Today’s vehicles are computers on wheels. The IHU is the brain that controls your connectivity, navigation, media, and driving interface. Yet much of its real potential remains hidden behind software limitations.

We unlock that potential safely, intelligently, and responsibly. We do not just add features. We understand the system, refine its behavior, and unlock its full capability while preserving stability and safety.

Because true optimization is not about forcing change. It is about enabling what was always possible.

ecosystem

Built for smarter mobility.

Think of your Infotainment Head Unit like a brain. It is a powerful processor running in restricted mode. Once optimized correctly, everything becomes smoother, faster, and more capable, transforming your daily driving experience into something smarter and more seamless.

IHU
System Focus
AA / ACP
Integration Layer
Stable
Long-Term Reliability
Trusted
Community Driven
specialization

What </vstack5> specializes in.

Intelligent Sideload Integration

Precision-based enablement of advanced functions while keeping system behavior controlled and practical.

Android-Based IHU Customization

Unlocking deeper capability from Android-based infotainment systems without losing focus on usability and stability.

Firmware Exploration & System Optimization

Technical exploration, behavior refinement, and performance tuning for a smoother and more capable in-car experience.

Android Auto & Apple CarPlay Enhancement

Smart enhancement through precision dongle integration and workflow tuning for cleaner connectivity and better responsiveness.

Stability Tuning

Long-term reliability matters. Every optimization should feel durable, controlled, and safe to live with daily.

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