We cannot authenticate other video lectures for the lack of authenticity. But CLAT syllabus has changed and t o give you a gist of the changed syllabus,

The no.of questions asked will be reduced from 200 to 150  but the time duration will be the same

English: There will be no more direct vocabulary questions

GK: Static GK will be removed and only your knowledge on current affairs will be tested

Mathematics: Only DI based questions.

Logical Reasoning: More emphasis on critical reasoning questions

Legal Aptitude: No Legal GK questions but the reasoning questions will remain.

You can prepare by downlaoding our books for free from: https://law.careers360.com/download/ebooks and use our tips given by experts and previous toppers https://law.careers360.com/articles/clat-preparation-tips