# Start ### **Start = create - select a collection**
After a new application has been [created](broken://pages/-Ma3NpGL2UP7fbuZiXIQ), or when you want to edit an existing application all modules of the app platform will only be available after the selection and **activation of a specific app collection**. **Deleting a collection** is possible in the App Studio - Basics - Main toolbar ### Profile settings - Compact collection You can enable a compact overview of the available collections in the menu part - Profile - Preferences - Studio settings - Compact collection Selecting "Collections" next to your profile at the top right of the main bar opens the compact panel.
### User profile - log out ![](/files/-MbqXRjPAntiRbi7VUB5) Log out from the App Studio on the **top right of the main bar** by pressing **sign out**. ### More collections in one app In one (company) app as published in the stores or available on desktop (url) you can have a number of collection, each with his own authorized users and it's specific functionality. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://academy.any2info.com/any2info-academy/no-code-platform/startcollection.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.