First you must make sure you are ready to demonstrate your English language skills.
Then you must understand the test format, Familiarize yourself with the format of the test by reviewing the content of the test, as well as the question and task types for each section. It’s also important to read through the IELTS rules and regulations. These are laid out in the Notice to Candidates and Declaration which are included in the application form.
Practicing sample test materials is helpful in preparing for your test. These will give you an idea of what to expect in the Listening, Reading, Writing and Speaking tests.
You may find IELTS practice materials helpful to do a practice test
Practice materials offer samples of the Listening, Reading, Writing and Speaking tests with sample answers and examiner comments.
Consider a preparation course
If you would like assistance with test preparation, IELTS centres and language schools around the world offer IELTS preparation courses. You don’t have to attend a preparation course, but many test takers find that doing so helps them improve their performance. Talk to your local IELTS test centre to find out more.
Register as soon as possible
When you feel you are ready to take the test, you need to register for a test date with an IELTS centre. There are over 1,600 test locations in more than 140 countries. The number of test takers who can take the test on a particular date may be limited, so contact the centre as soon as possible. You will need to pay the test fee when you register.