I am sure this must be freaking you out. But at this moment you need to realize that you have less time hence your study material has to be calculative and well organized.
Look for old papers, ask for notes from your senior, refer to youtube videos.
ALL OF THESE THING HELPS IN PREPARATION.
Remember family proble will lasts forever... But you chance wont... So learn to focus on what is necessary... If you face any issue which affect you.... Just listen everyting... Give your sugesstion or solution... N leave the stuff from you mind.... N feel you tried ur best.... Leave Leftover on universe