create a teams library using onedrive.com or use onedrive client to access teams library

 https://support.microsoft.com/en-us/office/create-a-new-shared-library-from-onedrive-for-work-or-school-345c8599-05d8-4bf8-9355-2b5cfabe04d0#:~:text=Create%20a%20shared%20library,turned%20off%20for%20your%20account.

Sign into the OneDrive website at https://www.onedrive.com with your work or school account, and then, under Shared libraries, click Create new.