Many users of Windows use two separate drives on their computers – a main drive like an SSD to run the operating system and other programs, and a regular hard drive to store the bulk of their content. OneDrive, by default, stores files to the C:\User\&lt;username&gt;\OneDrive location. In any event of misfortune, a user can lose all the files if he has them stored on C drive. So, as a precautionary measure you can change the location of the files to wherever you want
Move or change location of OneDrive folder in Windows 10