Operating System – All In One For PC Windows and macOS -Free Download


Operating System – All In One For PC EXE/DMG, Laptop, Desktop, and Computer. Method to download and install on Windows 10, MacOS. Latest edition of “Operating System – All In One” app is completable to setup the on both 32bit and 64bit.

Download & ScreenShots:

How To Free Download and Guide To Install Operating System – All In One App on Windows PC 32/64bi & macOS

Here is the proper guide to free download Operating System – All In One software for PC as an alternative to EXE/DMG. Also, the installation method with the best Android engine like Bluestacks mobile emulator or Nox Android APK App player. These engines are highly recommended to run the APK of Operating System – All In One on Windows 10, 8, 7 (all edition), computers, desktops, laptops, and Mac.

  1. Download any emulator below. The official landing pages are below.
  2. Best free mobile emulators are here: BlueStacks.com and BigNox.com
  3. Download & open any on above and use Google ID as an Android device.
  4. Play Store contains Operating System – All In One app. So easily took it
  5. Tap via the mouse on the install point below the Operating System – All In One logo to start download

Q & A Of Operating System – All In One With Features & Using Method

“OPERATING SYSTEM – ALL IN ONE” app provides an environment to learn and prepare in CONCEPT OF OPERATING SYSTEM from anywhere, at any time and beyond the limits. This “OPERATING SYSTEM – ALL IN ONE” is for all kinds of preparation like GATE, UNIVERSITY EXAM, COMPETITIVE EXAM. And especially for students of BE, Diploma, MCA, BCA students. This app is aimed to grow your knowledge and quick reference.
An operating system (OS) is system software that manages computer hardware and software resources and provides common services for computer programs. All computer programs, excluding firmware, require an operating system to function.


• Introduction Of OS
• Process Management
• Threads
• CPU Scheduling
• Process Synchronization
• Deadlocks
• Memory Management
• Virtual Memory
• File System
• I/O System
• System security and protection
• Linux Basic, Shell and Commands


• Operating System tutorial
• Operating System Objective type questions
• Operating System solved descriptive questions
• Operating System Interview/viva-voce questions
• Operating System old questions papers
• Operating System Important formula
• Self-Evaluation Test
• Daily bits of OS
• User-friendly environment
• Fully offline access


• Everyone who wants to clear understanding of Operating system
• University exam preparation (B.E, B Tech, M E, M Tech, Diploma in CS, MCA, BCA)
• All competitive exam (GATE, PSUs, ONGC, BARC, GAIL, GPSC)


• Version: 1.4

So, learn anywhere, at any time and beyond the limits and grow your skills.

What’s New Added On The Latest Edition Of Operating System – All In One Software

• Online – Offline Content: New feature added
• Fully offline access
• Add optimized
• Minor bug fixed

Disclaimer for Operating System – All In One App

Ksniffer.org is the not the owner of the Operating System – All In One software. Also, Ksniffer.org is not doing an affiliation for it. The following properties such as the app, logo, trademarks & SS all are the owner is its honorable developer.

Even, we are not directly uploading Operating System – All In One apps on our website. Every install will be started from the official software store of the Operating System – All In One app.

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