'Disadvantage of' means that the object of concern creates or has the disadvantage:
'Disadvantage for' means that the object of concern receieves a disadvantage, or rather, is affected by a disadvantage:
Thank you so much.[
Yes, you have got it right. This is just to explain the use of disadvantage to:
Advantages/disengages of something means: The something has (or possesses) some advantages/disengages; as:
\What are advantages and disadvantages of nuclear power? There are several advantages-and-disadvantages of-Mobile-Phones
We use disadvantage + to (verb)/Infinitive to describe disadvantage/disadvantage of an action, as: They show that it's not a disadvantage to be an illiterate woman. He has many advantages to became the leader of the team.