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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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How to Reset an Apple TV Remote (All Models Explained)
Is your Apple TV remote not responding or refusing to pair? This guide explains how to reset every Apple TV remote - from Siri models to older IR remotes with clear, easy-to-follow steps.
Kalyan Bhattacharjee
6 days ago3 min read
Best App Lockers for Android (2025) - Keep Your Apps & Data Secure
Want to protect your private apps, photos, and chats? Here are the 7 best app lockers for Android in 2025 that offer secure locking, fingerprint support, and privacy features without slowing down your phone.
Kalyan Bhattacharjee
Nov 53 min read
7 Best Internet Browsers for Android In 2025 - Speed, Privacy & Productivity
Not all browsers are built the same. Some offer unmatched speed, others bring privacy, while a few pack in all-round features. Here’s a detailed look at the 7 best Android browsers in 2025. Including Chrome, Firefox, Opera, Edge, and more - to help you find the perfect one for your device and browsing style.
Kalyan Bhattacharjee
Nov 24 min read
Liquid Glass Coating | Next-Gen Surface Protection Using Nanotech
Liquid Glass Technology is changing how we protect our gadgets and everyday items. This nanotech-based coating forms a transparent, durable layer that repels water, oil, and bacteria - offering a smarter, eco-friendly way to keep surfaces stronger, cleaner, and long-lasting.
Kalyan Bhattacharjee
Oct 284 min read
CalyxOS vs GrapheneOS: Which Android Privacy OS Wins in 2025?
CalyxOS and GrapheneOS both promise true Android privacy, but their approaches differ. CalyxOS blends convenience with protection, while GrapheneOS pushes security to the extreme. This in-depth comparison breaks down their real-world performance, features, and who each OS is best for in 2025.
Kalyan Bhattacharjee
Oct 204 min read
OxygenOS 16: A Deep Dive into OnePlus’ AI-Powered Liquid Glass Experience
OnePlus has unveiled OxygenOS 16, introducing a stunning Liquid Glass UI, Gemini AI integration, and the all-new Mind Space for smarter personalization. From AI-driven features to improved cross-device connectivity, OxygenOS 16 marks OnePlus’ biggest leap toward an intelligent and fluid Android experience.
Kalyan Bhattacharjee
Oct 174 min read
Best File Managers for Android 2025 | Top 7 Apps for Speed & Security
Managing files on Android doesn’t have to be a hassle. Explore our expert-picked list of the 7 best file managers in 2025 to organize, secure, and speed up your device.
Kalyan Bhattacharjee
Oct 145 min read
Battery Saver Apps: Do They Really Work in 2025? | Tested & Reviewed
Tired of your phone dying too soon? Explore the best battery saver apps for Android in 2025 - tested for real performance and safety. Learn how these apps optimize power, reduce heating, and extend your device’s lifespan effectively.
Kalyan Bhattacharjee
Oct 83 min read
Best Android Open Source Apps (2025) | Free, Safe & Ad-Free Apps
Experience the power of open-source innovation on Android. This guide highlights the best free and privacy-focused open-source apps of 2025 - from media players and messengers to productivity tools - all designed for performance, transparency, and freedom.
Kalyan Bhattacharjee
Oct 63 min read
Stock Android Theme: Get the Clean, Fast & Minimal Android Experience
Experience the purest form of Android with the Stock Android Theme. This guide explains what Stock Android is, its pros and cons, and the top 5 free themes that bring the original Pixel feel to any smartphone. Whether you’re after speed, simplicity, or that signature Google look - this article covers it all.
Kalyan Bhattacharjee
Oct 43 min read
Stock Android – Key Features, Pros & Cons | Pure Google Experience
Stock Android offers a clean, fast, and bloat-free experience - exactly how Google intended Android to be. In this guide, explore its benefits, limitations, and why it remains a top choice for those who value simplicity and performance in 2025.
Kalyan Bhattacharjee
Oct 43 min read
Arattai App – Made in India WhatsApp Alternative by Zoho
Arattai, Zoho’s homegrown messaging app, is making waves as a potential WhatsApp alternative. With data hosted in India, privacy-first features, and smooth performance on low-end devices, it’s gaining attention fast. But can Arattai really compete with WhatsApp? Let’s explore.
Kalyan Bhattacharjee
Oct 23 min read
Stock Android vs Custom ROMs (2025): Pros & Cons Explained
Stock Android offers a clean, fast, and reliable experience, while Custom ROMs unlock endless personalization and features. In this blog, we break down the pros and cons of both, helping you decide which Android experience is the best fit for your smartphone in 2025.
Kalyan Bhattacharjee
Sep 273 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
Best Free Linux Apps You Should Install Right After Setup
Just installed Linux? Here’s a curated list of the best free Linux apps you should install right after setup. From productivity to multimedia, these apps will supercharge your Linux experience.
Kalyan Bhattacharjee
Sep 194 min read
What is Android GPU Inspector? How to Use It for Better Gaming
Android GPU Inspector (AGI) is Google’s powerful tool to analyze GPU performance on Android devices. In this guide, we’ll explain what it is, why it matters for mobile gaming, and how developers and gamers can use it to reduce lags, optimize graphics, and get better gameplay in 2025.
Kalyan Bhattacharjee
Sep 173 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
Best Android Phone Cleaner for Old & Low Storage Devices (2025)
Is your Android phone running slow or low on storage? Check out the best Android phone cleaner apps for old devices in 2025 to free up space, reduce lag, and boost performance.
Kalyan Bhattacharjee
Sep 153 min read
Apple Launches iPhone Air: World’s Thinnest iPhone with A19 Pro and iOS 26
Apple has launched the iPhone Air, the world’s thinnest iPhone at 5.6 mm. Packed with the A19 Pro chip, Wi-Fi 7, 48 MP Fusion camera, iOS 26, and 27-hour battery life, it blends futuristic design with flagship performance.
Kalyan Bhattacharjee
Sep 113 min read
Best Custom ROMs for Battery Life & Performance Balance [2025 Tested]
Looking for a custom ROM that delivers both battery efficiency and smooth performance? In this blog, we’ve tested and reviewed the best ROMs of 2025 that strike the perfect balance. From PixelOS and ArrowOS to Evolution X and LineageOS, find out which ROM suits your needs best.
Kalyan Bhattacharjee
Sep 73 min read
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