You can find the documents and files regarding the operating system, packages, desktop utilities and so on for your Synology product to enjoy the latest and versatile features.
Please select the product category and the corresponding model you use.
Check the current status for Synology products and services.
Once the download is complete, sign in to DSM as an administrator and go to Storage Manager > HDD/SSD > Settings > Drive Database > Manual Update to upload and install the firmware.