To use ChatGPT well, set it up once with custom instructions, keep related work in Projects, give it the files and context it needs, and check its answers. This tutorial covers the features most useful for everyday work, from your first prompt to research, file analysis, and image generation.
Part of AI Tutorials. Last updated September 2026. Features vary by plan; see our ChatGPT review for current plans.
Step 1: Create an Account and Set Up
- Go to chatgpt.com or download the app, and sign up.
- Open settings and add custom instructions: your role, what you use ChatGPT for, and how you like responses (length, tone, format).
- Review data controls and decide whether your conversations may be used to improve models.
Step 2: Write Better Prompts
Include the task, audience, context, and format. For example: “Draft a 150-word email to a client explaining a one-week project delay. Friendly, professional, and offer two options for next steps.”
Step 3: Use the Features That Matter
| Feature | What It Is For |
|---|---|
| Projects | Keep chats, files, and instructions for one piece of work together |
| File uploads | Summarize PDFs, analyze spreadsheets, and compare documents |
| Web search and deep research | Current information with sources |
| Image generation | Create and edit images in conversation |
| Voice mode | Talk hands-free on mobile |
| Study Mode | Guided learning that asks questions instead of giving answers |
| Custom GPTs | Reusable assistants for repeated tasks |
Step 4: Prompts to Try
- “Summarize this document in five bullets and list any decisions I need to make.”
- “Analyze this spreadsheet: what are the three most important trends? Show a chart.”
- “Research [topic] and give me a sourced one-page brief.”
- “Create a simple image for a blog header about [topic], clean and minimal.”
Step 5: Use It Safely
- Verify facts, numbers, and citations.
- Keep confidential data out of personal accounts; use ChatGPT Business for client work.
- Review anything before sending it to customers.
Frequently Asked Questions
Is ChatGPT free?
Yes, there is a free plan. Paid plans add higher limits and more capable models; see our ChatGPT review.
How do I make ChatGPT remember my preferences?
Use custom instructions and memory settings, and keep related work in a Project.
Can ChatGPT read my files?
Yes. You can upload documents, spreadsheets, and images for analysis.