I have updated the storage to 2 tb unfortunately synced has not done

Hi folks

I have updated the storage to 2 tb unfortunately synced has not done. like still when I download files on MacBook it won't allow me to download due to storage

On other hand, Its shows Mac storage is full however it should be auto sync with download , desktop , document folder

I HAVE bad experience with subscri[tion

please resolve this issue immediately I have some important file to download