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Tech Tutorials | App Reviews & Android Fixes | Fintech Shield Blog
Welcome to the Fintech Shield Blog | Your go-to hub for insightful Tech Tutorials, Unbiased App Reviews, Android Solutions, Windows Solutions and Digital innovation tips. Whether you're a curious user or a seasoned tech pro, we’ve got something valuable for you. Stay ahead in the digital era with our expert-driven guides and updates.
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Timing Advance Processor: How This Engine Tech Boosts Performance
A Timing Advance Processor modifies your engine’s ignition timing using microcontroller-based signal adjustments to improve power, throttle response, and overall performance. This guide explains how TAPs work, their benefits, risks, and where they’re used in modern automotive tech.
Kalyan Bhattacharjee
Nov 184 min read


What Is Symmetric Multiprocessing (SMP)? Explained Simply
Symmetric Multiprocessing (SMP) allows multiple processors to share memory and tasks equally under one operating system. Learn how SMP works, its key features, advantages, and why it’s the backbone of modern computers, servers, and operating systems.
Kalyan Bhattacharjee
Nov 144 min read


Dell Laptops 2025 | XPS, Inspiron, Latitude & Alienware
Discover the best Dell laptops for 2025! From the premium XPS series to budget-friendly Inspiron, powerful Latitude, and gaming-ready Alienware, Dell has something for everyone. Explore top models like the XPS 13 Plus, Inspiron 16 Plus, and Alienware x16 to find your perfect match.
Kalyan Bhattacharjee
Sep 244 min read


USB-C to HDMI: Connect Your Devices Easily (2025 Guide)
Wondering how to connect your USB-C device to a bigger screen? This guide explains everything you need to know about USB-C to HDMI adapters, their benefits, compatibility, and simple setup steps to enjoy seamless streaming, gaming, or presentations.
Kalyan Bhattacharjee
Sep 233 min read


Types of Cables: Complete Guide to Functions, Uses & Examples
Cables are the backbone of modern connectivity - whether for power, data transfer, or communication. From electrical wiring to fiber optics, understanding the types of cables helps you choose the right one for your needs.
Kalyan Bhattacharjee
Sep 175 min read


What is a Passive Infrared Sensor? Working, Uses & Benefits Explained
Passive Infrared (PIR) sensors are widely used motion detectors that sense infrared radiation from objects in their surroundings. In this blog, we break down how PIR sensors work, where they're used—from home security to smart lighting, and the key benefits they offer in terms of energy efficiency and automation. Whether you're a tech enthusiast or just curious about smart devices, this guide will help you understand the role of PIR sensors in modern electronics.
Kalyan Bhattacharjee
Jul 292 min read


How to Format SD Card on Android (2025) | Safe & Easy Guide
Formatting an SD card on your Android phone is a simple yet essential task to maintain optimal performance, free up space, or prepare it for a fresh start. Whether you’re troubleshooting issues or switching devices, this guide walks you through every step of safely formatting your SD card directly from Android settings no external tools required.
Kalyan Bhattacharjee
Jul 263 min read


32-bit vs 64-bit Architecture: What's the Difference & Which One to Choose?
Confused between 32-bit and 64-bit architecture? Learn the key differences, performance impact, RAM limits, software compatibility, and why 64-bit is the future of computing.
Kalyan Bhattacharjee
Jul 214 min read


Mediatek Dimensity 9300 vs Snapdragon 8 Gen 2: Which Chip Is Better?
MediaTek and Snapdragon go head-to-head again. Explore which chip—Dimensity 9300 or Snapdragon 8 Gen 2—offers better speed, AI, gaming, and efficiency.
Kalyan Bhattacharjee
Jun 304 min read


India’s Semiconductor Push: Domestic Chip Production Set for 2025
India is gearing up to enter the global semiconductor arena with plans to begin domestic chip manufacturing by the end of 2025. Backed by massive government investments and global partnerships, this initiative aims to reduce reliance on imports and boost India’s self-sufficiency in critical tech infrastructure. Here’s a closer look at how this move could reshape the future of Indian electronics & innovation.
Kalyan Bhattacharjee
Jun 283 min read


Shakti Processor: India’s Homegrown Open-Source CPU Revolution
The Shakti Processor is India’s revolutionary open-source CPU project built on RISC-V architecture. Designed by IIT Madras, it offers secure, scalable, and cost-effective alternatives for embedded systems, desktops, and servers — all proudly Made in India.
Kalyan Bhattacharjee
Jun 193 min read


How Do I Check What Graphics Card I Have? Windows, Linux & Mac
Learn how to check your graphics card on Windows, Linux, and Mac using built-in tools and commands. Quick and easy steps!
Kalyan Bhattacharjee
Apr 33 min read


CPU vs GPU Explained: From Gaming to AI Applications
Curious about the difference between CPUs and GPUs? Learn how they work, their strengths, and which one is best for your needs!
Kalyan Bhattacharjee
Mar 133 min read


How to Replace the CMOS Battery & Why It Matters
Learn how to replace your CMOS battery and why it's essential for maintaining system time, BIOS settings, and overall PC stability.
Kalyan Bhattacharjee
Mar 94 min read


What is a Model Number? How To Find It | Everything You Need to Know
A model number is a unique identifier assigned to a specific product version, helping manufacturers, retailers, and consumers distinguish between different models and variations. Whether you're shopping for electronics, appliances, or gadgets, understanding model numbers can make a big difference in finding the right fit. In this blog, we explain what a model number is, why it matters, and how to decode it for smarter buying decisions.
Kalyan Bhattacharjee
Nov 3, 20245 min read


Computer POST and Beep Codes: A Complete Guide
Wondering what those beeps from your computer mean? This complete guide to POST and beep codes explains how they work, what each code indicates, and how to troubleshoot common hardware issues effectively.
Kalyan Bhattacharjee
Jun 22, 20244 min read


Lenovo Laptops 2025 | Innovation, Performance & Top Series
Discover the latest Lenovo laptops for 2025! From ThinkPad’s business power to Legion’s gaming performance and Yoga’s flexibility, find your perfect Lenovo device today. Explore top models like IdeaPad Slim 3 and Legion 5 Pro to boost productivity, creativity, and entertainment.
Kalyan Bhattacharjee
May 8, 20244 min read


Intrinsic and Extrinsic Semiconductors | Structure, Properties & Uses
Explore the core differences between intrinsic and extrinsic semiconductors - how pure and doped materials power everything from smartphones to solar panels in modern electronics.
Kalyan Bhattacharjee
Mar 25, 20245 min read


Network Security - A Deep Dive into Firewall Authentication
Explore the critical role of firewall authentication in network security, and learn how step-by-step implementation safeguards systems, controls access, and protects sensitive data from cyber threats.
Kalyan Bhattacharjee
Mar 22, 20243 min read


PCB's | Unveiling It's Importance, and Technology; PCB Full Form
Printed Circuit Boards (PCBs) are the unsung heroes of modern electronics, acting as the foundation for nearly every digital device we use today. From smartphones to spacecraft, PCBs provide the critical pathways that allow components to communicate efficiently. In this blog, we dive into the full form, structure, importance, and evolving technology behind PCBs, revealing why they're central to the future of tech innovation.
Kalyan Bhattacharjee
Sep 25, 20233 min read
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