To start a new game, simply select 'New Game' from the main menu. You will then choose your company name and logo before diving into the development of your first smartphone.

When developing a smartphone, consider aspects such as hardware specifications, software features, pricing strategy, and marketing techniques. Balancing these factors will help ensure your product appeals to your target audience.

Improving performance involves upgrading components, optimizing software, and conducting thorough testing before release. Focusing on user feedback after launching can also lead to significant enhancements.

Marketing plays a crucial role as it helps create awareness and attract potential customers. You can conduct advertising campaigns, collaborate with influencers, and participate in tech expos to boost sales and market presence.

Managing your budget is essential for success. Here's how to do it: 1. Set a clear budget limit for each development cycle. 2. Allocate funds based on priority needs such as R&D, marketing, and production. 3. Track your expenses regularly. 4. Adjust your spending according to sales performance and market trends to avoid financial pitfalls.