# New Codex and Chat GPT app is a bit confusing to use? > Source: > Published: 2026-07-10 13:14:18+00:00 ChatGPT desktop app # Your command center for complex work Run projects in parallel, work with files, use your computer, and keep long-running work moving from one desktop workspace. ## Keep every task in view Move between projects and long-running work without losing context. ## Create and inspect real outputs Open documents, spreadsheets, images, and other files in the same workspace. ## Work across your tools Use the browser, desktop apps, and plugins, or schedule work from a task. Quickstart ## Get started with the desktop app Install ChatGPT, sign in, choose where to work, and send your first message. - ### Install the ChatGPT desktop app Download ChatGPT for Windows or macOS. - ### Open ChatGPT and sign in Open the app, then sign in with your ChatGPT account. - ### Choose where to work Start a task, create a project, or open a folder. ChatGPT can use the files and context in the location you choose. [Learn about tasks and projects](/codex/projects) - ### Send your first message Choose Chat, Work, or Codex for the task, then describe the result you want and add any files or context ChatGPT needs. [Learn how to use ChatGPT](/codex/use-chatgpt) ## See what the app can do Turn everyday work into outputs you can review, refine, and share. ### Start each day with a focused work brief Review priorities across your calendar, messages, email, and project context. [View the use case](/codex/use-cases/daily-work-brief) ### Analyze files and create interactive visuals Turn a data export into a finding you can inspect and share. [View the use case](/codex/use-cases/analyze-data-export) ### Turn scattered context into a finished PRD Bring sources together, synthesize them, and create a working document. [View the use case](/codex/use-cases/draft-prds-from-sources) ### Clean and prepare messy data Turn a messy CSV or spreadsheet into a clean copy without changing the original. [View the use case](/codex/use-cases/clean-messy-data) ### Turn feedback into actions Synthesize feedback from multiple sources into a reviewable artifact. [View the use case](/codex/use-cases/feedback-synthesis)