You can make changes in one of the following ways
Did you file an amended 1040X return?
yes
Contact your school's financial aid office to discuss whether it would be appropriate for the school to adjust the information on your FAFSA.
and what items should i update?
You must update anything that changes your dependency status, for example, you are now pregnant or under legal guardianship, except for a change in your marital status
that is to say that if I am pregnant I must also update
is correct You must update anything that changes your dependency status, for example now you are pregnant
And what are the questions on the form for?
Most of the questions on the FAFSA form want to know your situation from the day you sign the application.
and what method do you recommend?