GET YOUR DAMN BLOOD TESTED!
Blood testing is very important while undergoing gender affirming treatments, the trans harm reduction website has a lot of good resources and info for blood testing, please read up on it!
diyhrt.info has a lot of good links for getting access to blood tests in several countries too
Global
French specific
There is a french wiki for trans related information for both gender diverse people and allies: https://wikitrans.co/
Australians specific
if you are aged 12 to 25, Seek out a local headspace centre if one is available to you. they can help you find more local information on transitioning and possibly more assistance on accessing HRT.