MM....
.....just be who you are.
But answering your question; mood and situation can alter your test result heavily. Try to remember your situation and feelings when you took the test. Any differences?
You can train your Ti; I think a lot of people *Isuredidcoughcough* have made these kind of topics.
You don't have to 'lower your Fe / Fness' to be more T, to be honest.