Did you Try out an IELTS test with a free IELTS test from the British Council.
This practice IELTS test from the British Council is designed to give you the opportunity to get to know the test format experience the types of tasks you will be asked to undertake
test yourself under timed conditions
review your answers and compare them with model answers
As you will take the Listening, Reading and Writing tests all on one day, you should to take the practice tests under similar conditions. This way you can get a sense of the timings, and whether you need to practise taking IELTS exam tasks more quickly.