HAVEN'T STUDIED ANYTHING AND MY BOARDS ARE IN 15 DAYS

im in 10th and no i haven't studied shit, not even a single chapter got pretty bad grades in my pre boards too (sirf languages me hi pass hua houga mai to dekhne bhi nahi gaya result) please guide me, wasted the whole year kuch karta bhi nahi ghar pe pada rehta hu but ab gaand fatna shuru horhi hai at this point 65-70% bhi aajaye to bhi i'll be grateful with it, any advice would be greatly appreciated🙏🏽