Hi Vanshika Sharma!

Hope you are doing well. To find the downloaded books/ Study-material you can follow the below mentioned steps:

1. For Laptop/PC: go to the file explorer and search for downloads folder. Click it to open folder. Here you can find the recently downloaded file or any other downloaded file in the past.

2. For Smart Phones: in case you are using a smartphone then go to your file manager(System default app) and search for downloads file. Here you can access your downloaded files easily.

Hope this helps.