Are you joining the Folder?
Folders that you have not joined will not be displayed on the screen.
If a Folder you need is not displayed, please ask your Administrator to add your users to the Folder.
Related: Add or remove users from folder (Web Browser)
https://teachme.jp/8/manuals/4929449
Are you accessing from an allowed IP address?
You may be connecting from an IP address that is not allowed.
Please check the IP address allowlist and your IP address here.
Related: Set up IP restriction for Group-shared folder (Web Browser)
https://teachme.jp/8/manuals/9117240/