No, there is no any changes in JEE Advance 2018.Preparing for the exam, the you can check JEE Advanced 2018 syllabus in order to know which all topics are important from the exam/preparation point of view. You can go through with given below link for all the updated information about the exam.

JEE Advance 2018

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No, there is no change in the syllabus of JEE Advanced.

According, to the new change JEE Advanced will be online from 2018. For JEE Main you can choose any mode online or offline. You should plan your studies accordingly. Try to solve as many as online mock test series for JEE Advanced for your practice.

You can also check the syllabus from the given below link

JEE Advanced Syllabus

Good Luck!!