Someone wanted to learn this too, so Grasp built them a personal learning path.
You can keep exploring this one or create a path like this one shaped around you.
Recommended resources
Module 1
Core Hardware Components
Module 2
PC Assembly and Power
Module 3
System Boot and BIOS/UEFI Configuration
Module 4
Windows Installation and Configuration
Module 5
Windows Administration and Maintenance
Module 6
Networking Fundamentals
Module 7
Network Services and Protocols
Module 8
Practical Networking and Troubleshooting
Module 9
Wireless and Mobile Devices
Module 10
Security Principles and Implementation
Module 11
Virtualization, Cloud Computing, and Backups
Module 12