Final answer:
To upload files to a shared folder on OneDrive, open your OneDrive account, navigate to the shared folder, click on 'Upload', select the files you want to upload, and click 'Upload'.
Step-by-step explanation:
To upload files to a shared folder on OneDrive, follow these steps:
Open your OneDrive account and navigate to the shared folder. Click on the 'Upload' button. Select the files you want to upload from your device. Click on the 'Upload' button to start the upload process.
Once the files are uploaded, they will be accessible to anyone who has access to the shared folder.