on wordpress photographer website fix troubleshoowting login,notification,user roles, personal private area,personal menu view

i have many old web troubleshoting to fix this is the one i want fix today: MY TASK IN ORDER TO FIX ARE: wp name theme :twofold website:is online ready to start 1- i have public setion for photo and private section , theme is born with a setting lightbox section where admin can say “yes let download photo “ and “no” I NEED whe customize this function: in the plublic area all user cant download the photo , BUT in thr PRIVATE area where i will say u we need implement this function for download photo active WE CAN ? 2 task is: my client say facebook social login not work at the moment and he no like twitter he ask me to change twitter social login into instagram social login fix facebook social login on registration form and turn twitter lo gin into instagram log in 3 task : i need to write in the admin notification email who is the user for approve to access into the private area email will show to admin if user is user role:1,2, or 3 can do this? WORK START NOW I NEED U FRESH, with ENERGY , AND I WANT FINISH THESE TASK TODAY