Apps like Operating System - All In One

Here are some great alternatives to Operating System - All In One by PRADIP R GANGODA :
Fundamentals of Computer
Fundamentals of Computer
★4.5
Computer Fundamentals
Computer Fundamentals
★4.2
Computer Quiz 2K
Computer Quiz 2K
★3.8
How To Format the PC
How To Format the PC
★3.7
Linux Commands
Linux Commands
★4.4
How to Install Windows
How to Install Windows
★4.4
Computer Course Basic to Advan
Computer Course Basic to Advan
★4.3
Computer Basic Fundamentals
Computer Basic Fundamentals
★4.8
Computer Science Dictionary
Computer Science Dictionary
★4.3
DevCheck Device & System Info
DevCheck Device & System Info
★4.5
Arch Linux Tutorial
Arch Linux Tutorial
★3.7
Kali Linux Advance
Kali Linux Advance
★4.0
Linux Commands Quick Reference
Linux Commands Quick Reference
★4.6
AntiVirus for Android Security
AntiVirus for Android Security
★4.0
CMD Commands Guide & Shortcuts
CMD Commands Guide & Shortcuts
★3.6
Full system info
Full system info
★4.2