You can now download and install the new ChatGPT desktop app from OpenAI. After installation, log in with your ChatGPT credentials to start using the app, though access is still being rolled out and some users may not have access yet.
You can download the new ChatGPT desktop app via the link from OpenAI. Open the downloaded file to initiate installation. The installer will guide you through the necessary steps to install the Mac desktop app, and the process takes just a few seconds.
https://persistent.oaistatic.com/sidekick/public/ChatGPT_Desktop_public_latest.dmg
Once downloaded, you will be prompted to login to the desktop app with your ChatGPT credentials through OpenAI.
Credit: lochlanmcelroy on the OpenAI community forum
Install the ChatGPT Desktop App:
https://persistent.oaistatic.com/sidekick/public/ChatGPT_Desktop_public_latest.dmg