Building a desktop application begins by selecting an appropriate platform strategy: native on Windows/macOS/Linux, cross-platform frameworks, and the distribution approach. A clearly defined MVP and an early prototype help confirm workflows, performance requirements, and the overall user experience on actual hardware.

As the product evolves, reliability, updates, and packaging take center stage. Thoughtful management of file systems, permissions, offline capabilities, and integrations (device APIs, peripherals, enterprise authentication) makes the app dependable for everyday use, while an update system and crash reporting ease ongoing maintenance.