ChatGPT How-To Guides
Practical ChatGPT settings and workflows. Covers custom instructions, projects, connectors, and repeatable prompt setups for real work.
Prompting & Memory
How to Write Effective Custom Instructions in ChatGPT
Set global custom instructions so every chat matches your role, preferences, and the format you want answers in.
How to Manage ChatGPT Memory and Control What It Remembers
Turn memory on or off, view and delete saved memories, and ask ChatGPT to remember or forget specific facts.
How to Organize Your Work with ChatGPT Projects
Group related chats, files, and shared instructions into a Project so context carries across every conversation inside it.
How to Write a System Prompt That Actually Sticks
Turn vague chat instructions into a durable system prompt so the model holds your rules across a whole conversation.
How to Improve a Prompt by Adding One Example
Show the exact output shape you want with a single worked example so the model stops guessing the format.
Custom GPTs
How to Build Your First Custom GPT
Use the GPT Builder to turn a plain-English description into a reusable custom GPT with its own name, instructions, and starter prompts.
How to Upload Knowledge Files to a Custom GPT
Attach PDFs, docs, and spreadsheets to a custom GPT so it answers from your own material instead of general knowledge.
How to Connect a Custom GPT to an API with Actions
Give a custom GPT a live API call by defining an Action from an OpenAPI schema and configuring authentication.
How to Create a Custom GPT for a Repeated Task
Package your instructions and reference files into a reusable Custom GPT so you stop re-pasting the same prompt.
How to Publish and Share a Custom GPT
Choose the right visibility, share a link, and update a published GPT without breaking existing users.
How to Fix a Custom GPT That Ignores Its Instructions
Diagnose why a custom GPT drifts off its rules and apply the prompt and configuration fixes that make it behave.
How to Build a Custom GPT with Clear Instructions
Create a reusable Custom GPT in ChatGPT with a tight instruction block so it behaves the same way every time you open it.
Data & Files
How to Analyze a CSV File with ChatGPT Data Analysis
Upload a spreadsheet and let ChatGPT run Python to clean it, compute summaries, and answer questions about your data.
How to Summarize a Long PDF With ChatGPT
Upload a multi-page PDF, get a structured summary, and pull out the exact details you need without reading every page.
How to Clean Messy Data with ChatGPT
Standardize dates, fix inconsistent categories, and strip duplicates in a dirty dataset using ChatGPT's Python sandbox.
How to Make Charts and PDF Reports with ChatGPT
Turn a dataset into labeled charts and a downloadable PDF report using ChatGPT's data analysis tools.
How to Extract Data From a Screenshot or Photo With ChatGPT
Upload an image of a table, receipt, or chart and get the numbers back as clean text you can paste anywhere.
How to Research a Topic With ChatGPT and Get Real Sources
Use web search mode and source-checking prompts to research a topic without falling for made-up citations.
Everyday Tasks
How to Write a Professional Email With ChatGPT
Turn a few rough notes into a polished, on-tone email and refine it until it sounds like you.
How to Debug a Code Error With ChatGPT
Paste a stack trace, get the likely cause, and walk through a fix step by step instead of guessing.
How to Build an Excel or Google Sheets Formula With ChatGPT
Describe what you want a cell to do in plain English and get a working formula you can paste straight in.
How to Write a Python Automation Script With ChatGPT
Go from a plain-English description of a repetitive task to a working Python script you can run and schedule.
How to Turn Meeting Notes Into Action Items With ChatGPT
Paste messy meeting notes or a transcript and get owners, due dates, and a clean follow-up email.
How to Translate and Localize Text With ChatGPT
Translate copy into another language while keeping tone, formatting, and meaning intact, then sanity-check it.
How to Prepare for a Job Interview With ChatGPT
Use the job description to generate likely questions, rehearse answers, and get feedback before the real thing.