Yes, you can use Smart School on localhost installation (using XAMPP or WAMP) and access it in your local LAN (Local Area Network) from other pc in network. How to configure Smart School for local LAN network please check this article.
Yes, you can use Smart School without internet on localhost installation (using XAMPP or WAMP) but you will lose the benefits of some features like – If you are using Smart School with internet on localhost installation then above mentioned features will work.
No, Smart School built to manage single school or single branch and does not support multi school or multi branch feature. Even you can not customize Smart School to transform it in multi school or multi branch management system because its licensing terms does not permit for this.
In Smart School, if you want to change text labels like if you want to change text lebel of “Academics” to “Academics Settings” then for this you should go to the Language file location, here first you should select the Language file according to your country language and do changes in that language file. For e.g.