ABOUT tech
tech is useful we use it almost every day like your reading this on you computer or phone. with all different operating systems
like windows, macos, linux, ios and android. tech is very useful until it stops working how to fix a computer:How to Repair a Computer (with Pictures) - wikiHow
virtualisation software
virtualbox
Virtualbox is a free piece of software to create and use virtual machines it is easy to use and recommended for beginners download link:Oracle VM VirtualBox
vmware
vmware is a paid virtualisation software it is still ideal for begginers with vmware workstation pro 16 download link:VMware - Delivering a Digital Foundation For Businesses
hyper-v
hyper-v is an advanced peice of software that comes with windows 10 pro with lots of options for remote connecting, making virtual hard disks and making virtual machines
(no download link as you enable it in windows features)