How to Delete files in onedrive?

Step 1: Tap and hold the file you want to delete. (To delete multiple files, after selecting a file, check the circles next to each additional file you want to delete).

Note: You can only delete 200 files at a time. If you need to delete more than 200 files at once, go to OneDrive.com.

Step 2: Tap Delete OneDrive delete file .

Step 3: When asked to confirm your deletion, select OK.