[Back to table of contents](../_index.md) ---------- # Administrator Options ## Managing Project Creation Use the **Project Creation** drop-down menu to set which users can create projects. Select **Everyone** to allow all users to create projects. Select **Admin Only** to allow only users with the Administrator role to create projects. ![browse project](../../img//new_proj_create.png) ## Managing Email Settings You can change Harbor's email settings, the mail server is used to send out responses to users who request to reset their password. ![browse project](../../img//new_config_email.png) ## Managing Registry Read Only You can change Harbor's registry read only settings, read only mode will allow 'docker pull' while preventing 'docker push' and the deletion of repository and tag. ![browse project](../../img//read_only.png) If it set to true, deleting repository, tag and pushing image will be disabled. ![browse project](../../img//read_only_enable.png) ``` $ docker push 10.117.169.182/demo/ubuntu:14.04 The push refers to a repository [10.117.169.182/demo/ubuntu] 0271b8eebde3: Preparing denied: The system is in read only mode. Any modification is prohibited. ``` ---------- [Back to table of contents](../_index.md)