Overview
91mobiles’ WordPress platform was heavily dependent on scattered custom code embedded within plugins, themes, and even core files. This made the system difficult to maintain, update, and scale.
This case study showcases how we restructured the entire codebase by extracting and refactoring custom logic into a clean, modular system. The goal was to create a stable, update-friendly, and high-performance platform without losing any existing functionality.
Client:
91mobiles
Services Provided:
WordPress Optimization, Custom Development, Performance Enhancement
Location:
india
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Our Approach
Our approach focused on cleaning and restructuring the existing system without rebuilding it from scratch.
We audited the entire codebase, identified scattered customizations, and extracted them into a centralized Must-Use (MU) plugin. This ensured better stability, safer updates, and improved maintainability.
By separating custom logic from core and third-party components, we created a scalable and future-ready architecture.
Project Goals
Redefining the Digital Experience
1
Enable Safe Updates
Allow seamless updates of plugins, themes, WordPress core, and PHP
2
Improve Stability
Remove conflicts caused by scattered custom code
3
Centralize Custom Logic
Move all custom functionality into a structured system
4
Ensure Long-Term Scalability
Create a maintainable and future-ready codebase
Challenges
Defining the Challenges
- Custom code embedded in plugins, themes, and core files
- Outdated theme blocking modern WordPress compatibility
- Inability to update WordPress, plugins, and PHP
- Increased security risks due to outdated system
- Risk of Difficult maintenance due to unstructured codedata loss during optimization
The Solution
Outcome-Driven Solutions
- Extracted custom code from plugins and core files
- Migrated all functionality into a dedicated MU plugin
- Updated WordPress, plugins, theme, and PHP versions
- Resolved conflicts and improved system structure
- Ensured compatibility and stability through testing
- Created a clean and update-friendly architecture
What we did
Professional Services Provided
Custom Code Refactoring
We extracted and restructured all custom code into a centralized MU plugin, ensuring clean architecture and better maintainability
WordPress Optimization
Improved overall system performance, stability, and update compatibility
System Modernization
Updated WordPress core, plugins, themes, and PHP to latest versions without breaking functionality
Key Results
The optimization delivered a strong impact
The refactored system significantly improved performance, stability, and maintainability while preserving all existing custom functionality.
2x Faster
Website Performance
98%
Improvement in Content Management Efficiency
95+
Mobile Responsiveness Score
100%
Flexible Dynamic Block System
Design
Showcase
The focus was not on redesign but on improving system performance and usability. The platform now delivers a smoother and more reliable experience while maintaining its original structure.
Users can access information quickly, and the system performs efficiently without delays.


Development
Development
The development process involved deep technical restructuring of the WordPress system.
We extracted custom code from plugins, themes, and core files, and migrated it into a dedicated MU plugin. This ensured a clean, centralized structure that supports seamless updates and long-term scalability.
The final system is stable, secure, and optimized for future growth without compromising existing functionality.
TRANSFORMATION
Before vs After
A side-by-side look at how we elevated the digital
presence from ordinary to extraordinary.


The Result
Fast, Scalable & Optimized Platform
- Fully updateable WordPress system
- Clean and centralized custom code structure
- Improved performance and backend efficiency
- Reduced conflicts and enhanced stability
- Stronger security with updated environment
- Scalable architecture for future growth
91mobiles now operates on a clean, stable, and scalable WordPress system that allows seamless updates while preserving all custom functionality.
Testimonials














