OwnCloud - QNAPedia
https://wiki.qnap.com/wiki/OwnCloudgo to menu ocadmin/users. in the groups column, add the root admin of your NAS (usally called 'admin)' to the group 'admin'. The path of "pwauth" may be different on your NAS. Usually it is in the apache folder. When done, you should be able to list all your NAS user accounts also in the ownCloud users list.