Tourist or family visit visa
If you are considering traveling or visiting relatives, you don't need to provide IELTS scores.
Study abroad or immigrant visa
If your goal is to study abroad or immigrate, you need to provide IELTS scores. According to the regulations of the Australian Immigration Bureau, to apply for education and post-secondary education after TAFE and other local high schools 12, IELTS must reach at least 6.0.
Spouse immigrant visa
For the deputy applicants whose spouses immigrate, IELTS score of 4.5 is the minimum application requirement. This means that when applying for co-immigration, you can avoid the language tuition fee of about 3,700 Australian dollars.
Language training class
If your IELTS score is 4.5, you can also consider contacting your local TAFE or university to see if you can attend their language training class. Maybe you can apply for the corresponding visa.