# FAQ

- [Where to Get Help](/en/faq/where-to-get-help.md): Channels and best practices for getting help with Discloud-community forums, chat, donor areas, and direct staff support.
- [General Questions](/en/faq/general-questions.md): Quick answers to common Discloud usage questions (project structure, main file, environment, plan behavior, logging, domains, and subscription basics).
- [What is the root of the project?](/en/faq/general-questions/what-is-the-root-of-the-project.md): Understand the project root (base directory) so Discloud can detect configs, dependencies and your main file correctly.
- [.env file](/en/faq/general-questions/.env-file.md): Learn the fundamentals of .env file, including syntax, security best practices, and how to securely manage environment variables in your projects.
- [What is the main file?](/en/faq/general-questions/what-is-the-main-file.md): Learn what the main file is and how to identify it in your project.
- [How to create a subdomain?](/en/faq/general-questions/how-to-create-a-subdomain.md): Learn how to register and manage custom Discloud subdomains for your applications.
- [How to build and package a Java application?](/en/faq/general-questions/how-to-build-and-package-a-java-application.md): Understand how to compile and package your Java project into a deployable JAR file using Maven or Gradle.
- [Subscription Management](/en/faq/general-questions/subscription-management.md): Manage your Discloud subscription (upgrade, cancel, reactivate) through the billing dashboard.
- [How can I get my Discloud API token?](/en/faq/general-questions/how-can-i-get-my-discloud-api-token.md): Learn what the Discloud API Token is and where to find it on the Dashboard.
- [Troubleshooting Solutions](/en/faq/troubleshooting-solutions.md): Central hub for diagnosing and resolving common Discloud runtime, build, networking, and configuration issues before opening a ticket.
- [Diagnosing Offline Applications](/en/faq/troubleshooting-solutions/diagnosing-offline-applications.md): Learn how to diagnose and resolve common issues with applications that fail to stay online on Discloud.