GCSE French: HelpWatch
do the exams and print the answers then go through and mark it and learn from your mistakes.
you can also try recording things in french and listening to them on your phone.
you could make coloured flash cards with french vocabulary/grammar on them. colour works great for memorising. there are great language games/online quizzes that can help you with revision.
try to make studying fun
best of luck!! it won’t be as bad as you think
Also agree with all the tips mentioned above^^
Best of luck xx