A lot of IELTS candidates find it difficult to manage their time in the IELTS Reading and Writing tests. It's not easy to look at all three sections of the reading test and answer all 40 questions in one hour; and it's difficult to complete both writing tasks in the time allowed.
One tip for the IELTS Reading test is don't get stuck on the difficult questions.
Because each of the 40 questions is worth the same, it’s important that you spend most of your time answering the questions you do understand because they are the ones you are most likely to get right.
For some more advice about how to manage your time in the IELTS Reading and Writing tests, check out the blog posts 'Where to start?' and 'Where to start? (2)'.