WS Smart Solution (WSSS)
Your trusted partner for genuine computer hardware & batteries, clean Windows & Linux OS installation, laptop & UPS battery servicing, and custom IoT, OpenWrt & cloud software engineering.
Tech Hardware & E-Commerce Store
High-speed NVMe/SATA SSDs, DDR4/DDR5 RAM, pre-flashed OpenWrt hotspot routers, SafePrint Linux boxes, and genuine digital OS licenses.
OS Installation & Battery Servicing Lab
Windows 10/11 Pro & Linux clean setups, driver tuning, laptop battery replacement, 18650/LiFePO4 cell balancing, and UPS battery servicing.
Full-Stack, AI & IoT Engineering
Proven portfolio of 12+ production systems including PublicWiFi bKash routers, Smart Irrigation IoT, SafePrint CUPS servers, and AI SaaS tools.
Computer OS Setup & Battery Servicing
Professional diagnostics, clean Windows/Linux installations, laptop & UPS battery cell restoration, and custom router/TV-box firmware flashing.
Computer OS Installation & System Optimization
Give your desktop or laptop a brand-new, ultra-responsive feel. We perform a clean UEFI/GPT operating system installation without losing your personal partition data, install genuine OEM hardware drivers, optimize background telemetry for maximum FPS and battery life, and bundle essential daily software.
What’s Included in This Service:
- Windows 10 Pro / Windows 11 Pro (24H2) / Ubuntu / Linux Mint / Armbian Setup
- Safe Data Backup from C: Drive (Desktop, Documents, Downloads) before formatting
- Complete Official Chipset, GPU, Audio, WiFi & Bluetooth Driver Installation
- Microsoft Office Suite, PDF Reader, Fonts (Bijoy/Avro), Browser & Media Codecs
- BIOS/UEFI Firmware Update, SSD Trim Optimization & Startup Speed Tuning
- Dual-Boot Configuration (Windows + Linux) available on request
Laptop, UPS & Lithium Battery Servicing & Rebuilding
Experiencing sudden power drops, "Plugged in, not charging" errors, or degraded backup time? Our battery lab diagnoses individual cell internal resistance (IR), repairs faulty BMS boards, replaces worn-out 18650/Li-Polymer cells, and supplies brand-new OEM laptop and UPS batteries.
What’s Included in This Service:
- Laptop Battery Replacement (Original & High-Grade OEM for all major brands)
- Custom 18650 / LiFePO4 Battery Pack Spot-Welding & BMS Protection Setup
- Cell Balancing, Deep-Discharge Revival & Internal Resistance Testing
- Offline/Online UPS & Router Mini-UPS Battery Replacement & Load Testing
- Charging Port, Adapter & Power IC Diagnostics for Laptops
- Calibration for accurate battery percentage reporting in Windows/Linux
OpenWrt Router & Linux TV-Box Firmware Flashing
Leverage our deep embedded-systems expertise. Whether you want to unbrick an Amlogic S905W/TX3 Mini TV box, flash Armbian Linux to run a 24/7 CUPS Print Server, or install custom OpenWrt captive-portal firmware on your router, we handle UART/SPI/USB flashing safely.
What’s Included in This Service:
- OpenWrt Custom Firmware Flashing & Captive Portal Hotspot Setup
- Amlogic S905W / TX3 Mini Full Partition Backup, Unbrick & Custom ROM Flash
- Armbian Linux Server Installation on TV Boxes (CUPS Print Server / AdGuard / Docker)
- MikroTik & Enterprise Router Bandwidth Management & VLAN Configuration
- USB Hardware Programmer (CH341A) BIOS Chip Recovery for Dead Motherboards
PC & Laptop Deep Servicing, Thermal & SSD/RAM Upgrade
Overheating laptops throttle CPU speed by up to 60% and damage battery longevity. We disassemble your cooling module, ultrasonic-clean dust buildup, apply high-performance thermal compound, and upgrade old HDDs to blazing-fast NVMe/SATA SSDs.
What’s Included in This Service:
- Complete Dust Removal & Heatsink Fin Deep Cleaning
- Arctic / High-Conductivity Thermal Paste & Thermal Pad Replacement
- NVMe M.2 / SATA SSD Upgrade with OS Cloning (Zero Data Loss)
- DDR3 / DDR4 / DDR5 Dual-Channel RAM Upgrade & XMP Profile Tuning
- No-Display, Boot-Loop, Hinge Repair & Keyboard Replacement
Featured Tech Products & Batteries
Order authentic SSDs, RAM, laptop & UPS batteries, pre-flashed OpenWrt routers, and digital licenses with instant WhatsApp checkout.
Pre-Flashed OpenWrt Automated Public WiFi Hotspot Router
Dual-Band | OpenNDS Captive Portal | bKash Auto-Voucher Ready
Plug-and-play commercial WiFi hotspot router pre-flashed with WS Smart Solution custom OpenWrt firmware. Automatically redirects connected users to a branded payment portal and unlocks internet access upon mobile payment.
- Pre-configured OpenWrt + Captive Portal Engine
- Supports 40+ concurrent WiFi users smoothly
SafePrint Armbian Linux Cloud Print Server Box (Quad-Core)
Amlogic S905W | 2GB RAM / 16GB eMMC | Pre-installed CUPS & Cloud Agent
Turn any standard USB printer (Canon, Epson, HP, Brother) into a smart wireless & cloud printer. Pre-flashed with optimized Armbian Linux, CUPS server, and SafePrint web/mobile printing agent.
- Print directly from Android phones, laptops, or remote cloud portal
- Ultra-low power consumption (<5W) for 24/7 shop operation
Grade-A Replacement Laptop Battery (HP / Dell / Lenovo / Asus)
100% True Capacity Cells | Smart TI BMS | Overcharge Protection
High-density Lithium-Ion replacement battery engineered for stable voltage output and extended cycle life. Includes free diagnostic check and installation at our service desk.
- Available for HP (HT03XL, HS04), Dell (WDX0R, M5Y1K), Lenovo & Asus models
- Smart BMS chip with temperature & short-circuit protection
Heavy-Duty 12V 7.5Ah Sealed Lead-Acid / LiFePO4 UPS Battery
12V 7.5Ah | High Discharge Rate | Universal Offline UPS Fit
Restore your desktop computer UPS backup instantly. Tested for low internal resistance and high surge load support during sudden power cuts.
- Direct drop-in fit for 650VA, 800VA, and 1200VA Offline UPS units
- 20–35 minutes backup time for standard desktop PC + monitor
Smart 10400mAh Mini DC UPS for WiFi Router & ONU (9V/12V + PoE)
8800–10400mAh Li-Ion | Zero-Millisecond Switch | Dual 9V/12V + 5V USB
Keep your broadband internet running non-stop for 6 to 8 hours during load-shedding. Powers both your WiFi Router and Fiber ONU simultaneously with zero-delay switching.
- 4x High-Capacity 18650 Lithium cells with replaceable pack design
- Outputs: 5V USB, 9V DC, 12V DC, and 15V/24V PoE port
512GB M.2 PCIe Gen3x4 NVMe High-Speed SSD (+ Free OS Install)
Up to 3200 MB/s Read | 3D NAND Flash | M.2 2280 Form Factor
Upgrade your slow laptop or desktop with blazing-fast NVMe storage. Boots Windows 11 in under 7 seconds. Every purchase from WS Smart Solution includes FREE OS installation and data migration!
- Up to 6x faster than traditional SATA SSDs and 30x faster than HDDs
- Includes FREE Windows 10/11 Pro installation & driver setup (Worth ৳500)
Our Engineered Project Portfolio (12)
Real-world hardware, embedded firmware, Cloudflare serverless platforms, and AI applications built by WS Smart Solution.
PublicWiFi Automated Hotspot & Reseller Ecosystem
OpenWrt Captive Portal + Automated bKash Payment + Flutter Reseller App
A complete plug-and-play commercial WiFi monetization platform. Custom OpenWrt router firmware intercepts connected users via OpenNDS captive portal, processes instant bKash mobile payments via Supabase Edge Functions, and unlocks high-speed internet access automatically—managed remotely via a Flutter Android Admin App.
Engineering Highlights:
- Built custom `.bin` OpenWrt firmware images requiring zero manual coding by router owners
- Integrated real-time bKash payment verification and automated MAC/voucher authentication
- Developed the PublicWiFi Admin Flutter app for live router telemetry, daily earnings, and instant payouts
SafePrint — Armbian Linux Cloud & Wireless Print Server
TV-Box Linux Print Appliance + Android Agent + Cloudflare Edge Portal
Engineered an ultra-low-cost hardware print server by converting Amlogic quad-core TV boxes into dedicated Armbian Linux CUPS appliances. Users can upload documents from a web portal or Android agent and print directly to any legacy USB printer securely.
Engineering Highlights:
- Engineered automated Armbian Linux + CUPS + Node.js agent setup for 24/7 headless printing
- Built a serverless Cloudflare Worker & Next.js Web Portal for remote print queue dispatching
- Developed companion Android Print Agent for seamless one-tap mobile document printing
Smart Irrigation Pump Controller & Telemetry System
IoT Agricultural Water Pump Automation with Prepaid Mobile Billing
An embedded hardware and cloud control platform designed for agricultural irrigation. Enables farmers and pump operators to remotely trigger, schedule, and monitor high-load water pumps with real-time voltage/current protection and mobile dashboard controls.
Engineering Highlights:
- Custom microcontroller firmware with fail-safe relay interlocking and dry-run protection
- Real-time cloud synchronization and mobile-responsive operator control panel
- Dedicated Flutter admin mobile interface for multi-pump fleet monitoring
Amlogic S905W / TX3 Mini OS Backup & Recovery Dashboard
1-Click USB Streaming Partition Backup, TWRP Automation & ROM Tool
A desktop-web hybrid engineering utility built for hardware technicians to scan, stream-backup, and restore full eMMC partitions (boot, recovery, system, dtb, logo) of Amlogic S905W (`HX3-V2.1`) TV boxes over USB without requiring internal device storage.
Engineering Highlights:
- Zero-storage direct USB streaming backup directly to host PC hard drive with live MB/s speedometer
- Automated portable ADB provisioning and intelligent root / TWRP Recovery mode switching
- Sci-fi real-time cyber terminal logging and partition health verification
Okkhorica — AI Bangla OCR, Converter & Document Studio
Gemini AI-Powered Bangla OCR, PDF-to-Word & Bijoy-Unicode Engine
An all-in-one Bengali document processing SaaS platform featuring high-accuracy AI Optical Character Recognition (OCR) for scanned Bengali PDFs and images, instant Bijoy-to-Unicode bidirectional conversion, and a rich cloud document editor.
Engineering Highlights:
- Integrated Google Gemini multimodal AI (`@google/genai`) for complex Bangla ligature OCR extraction
- Built lossless PDF-to-editable-Word pipeline and real-time Bijoy/Unicode font converter
- Cloudflare R2 / AWS S3 presigned storage architecture with serial-key licensing system
GeminiSub — Serverless Subscription Store & Telegram Bot
100% Serverless E-Commerce on Cloudflare Pages, Workers & D1 SQLite
A high-speed digital subscription and reseller platform running entirely on Cloudflare Edge infrastructure. Combines a modern Next.js web storefront with a full-featured Telegram Bot webhook backend for 1-tap deposit approvals and instant order fulfillment.
Engineering Highlights:
- Engineered zero-cost lifetime edge architecture using Cloudflare D1 SQLite database and Workers
- Implemented 1-click Telegram authentication and automated real-time admin order notifications
- Sub-20ms global API response times across 300+ Cloudflare edge locations
Need an OS Reinstall, a New Battery, or a Custom IoT/Web Project?
Visit the WS Smart Solution service desk or book online. Every SSD upgrade includes complimentary Windows 10/11 Pro installation, and every battery replacement includes free charging circuit diagnostics.