Building desktop applications begins by selecting an appropriate platform approach: native for Windows/macOS/Linux, cross-platform frameworks, and how the software is distributed. A clearly defined MVP and an early prototype help confirm workflows, performance requirements, and the overall user experience on real devices.

As the product grows, reliability, updates, and packaging take center stage. Thoughtful management of file systems, permissions, offline operation, and integrations (device APIs, peripherals, enterprise authentication) ensures the application remains dependable in everyday use, while an update system and crash reporting ease ongoing maintenance.