Stop using ChatGPT on factory settings: 7 tweaks I use to make it a pro tool

This article provides a practical walkthrough of ChatGPT’s settings and features across free, Go, and Plus tiers, covering appearance tweaks (dark/light modes and accent colors), model selection (including Auto vs. Thinking), personalization and “personality” options, profile details and custom instructions, memory/history controls with management tools, conversation pinning, and newly introduced in‑app advertising controls. It emphasizes how these options affect usability, privacy, and context, and encourages users to review settings regularly as OpenAI frequently updates the interface.