Click [Web store] - <web shop> - [Access control].
Configure the access of users per web shop.
Everyone
All users have access to the web shop.
Custom
Only the users in the allowed user groups have access to the web shop. Drag and drop one or more user groups into section [Allowed user groups].
No access
You can select this option to make the web shop inaccessible. For example, while you are building or maintaining the web shop.
Click [Save].