@MojangSupport
I have Minecraft Java Edition, but I have lost my email address and secret question from my purchase and cannot transfer it to my Mojang account.
I am currently logged in with my account name and password, how do I transfer my Mojang account?
Deepl translation
To keep your information secure, please complete our request form at https://help.minecraft.net/hc/en-us/requests/new … so we can quickly and safely assist with your question!