https://www.youtube.com/watch?v=MeTm8Tjcjn0 Cloud Sync With Cloud Sync, you can seamlessly sync and share files among your Synology NAS and multiple public cloud services, including: Alibaba Cloud Object Storage Service (OSS) Amazon Drive (end of support as of November 1, 2020) Amazon S3 compatible cloud services Amazon S3 hicloud S3 SFR NAS Backup (end of support as of July 31, 2021.) Backblaze B2 Baidu Cloud Box Dropbox (including Dropbox for Business. However, Dropbox Team Folder is excluded) Google Cloud Storage Google Drive (including G Suite My Drive) Google Shared Drive HiDrive JD Cloud Object Storage Service (OSS) MegaFon MegaDisk Microsoft Azure Microsoft OneDrive Microsoft OneDrive for Business Microsoft SharePoint Online (document library only) OpenStack Swift compatible cloud services (RackSpace, RackSpace UK) Tencent Cloud Object Storage (COS) WebDAV Yandex Disk