What sort of PC bs that usually happened during installation?

i play mmo alot but usually someone already installed it for me

now my exeperience with pc games r horrible

everytime i tried to install something, something woll go wrong

the install stops, error window shows up, no sound/no picture
etc.
thats why i mainly play consoles

but for the love of RO im gonna install it to my laptop soon

now what kind of weird BS shenanigans that usually happens when installing iRO (preferably Valk)??

like what to put in what folder and whatnot

What version of windows?