To disable or pause OneDrive syncing, you can unlink your account, pause syncing for a set amount of time, or uninstall the app from your PC by going to the Apps & Features section and selecting Uninstall. These methods will allow you to manage your data synchronization with OneDrive, ensuring that your files remain secure and organized. When disabling or uninstalling OneDrive, rest assured that any already synced data will be preserved in your account. By using these options, you can maintain control over your computer's file backups and adjust the syncing process according to your needs.