Nam Dinh Profile picture
Aug 20 11 tweets 4 min read Read on X
🚨 95% of Excel users waste HOURS on formulas, errors & messy data.
I used ChatGPT—and turned into an Excel wizard overnight.

It’s not a spreadsheet anymore.
It’s JARVIS for your data.

Here’s how I saved 3+ hours a week with ChatGPT in Excel 🧵👇 Image
1/ Formulas Without Tears

Instead of Googling formulas for 20 minutes, I now type a prompt:
Create a formula for compound interest on $10,000 at 5% over 7 years.

➡️ ChatGPT writes + explains instantly.
⏱ Saved me ~30 mins on just ONE report. Image
2/ Data Analysis That Teaches You

I asked:
Analyze sales data by region & product. Show top 3 growth areas.

ChatGPT gave me insights + explained the pivot logic.
It’s like a data coach sitting next to me. Image
3/ Charts That Don’t Suck

Before: I’d waste 15 mins guessing chart types.
Now I just ask:
What’s the best chart for 3 years of monthly sales trends?

➡️ AI suggests the right chart + how to format it for clarity. Image
4/ Automation Without Coding

Macros used to scare me.
Now I describe what I want in plain English.

Write a VBA macro to auto-format new rows with alternating colors.
➡️ AI delivers working code + explains it.
Feels like having a personal developer. Image
5/ Troubleshooting

Error messages are cryptic.
ChatGPT = your error whisperer.

Prompt demo:
Why am I getting a #REF! error in my VLOOKUP formula?

➡️ AI diagnoses, fixes, and explains.
Less rage-quits. More productivity. Image
6/ Learning Resources

Want to go deeper?
ChatGPT curates learning paths:

• Tutorials

• Online courses

• YouTube channels

Prompt demo:
What are the best free resources to learn advanced Excel functions?

➡️ AI becomes your personal Excel syllabus. Image
7/ Productivity Hacks

AI + shortcuts = superpowers.

Prompt demo:
What are the top 5 keyboard shortcuts every Excel user should know?

➡️ Combine time-saving tips + workflow hacks.
More work done, less time wasted. Image
8/ Data Cleaning

Dirty data kills analysis.
ChatGPT cleans it fast.

Prompt demo:
Clean this dataset: remove duplicates, standardize dates to DD/MM/YYYY, and handle missing values.

➡️ AI = data janitor on steroids.
1 min with AI = 1 hour manual cleanup. Image
Excel isn’t just Excel anymore.

With ChatGPT, it’s an AI-powered productivity engine.

This feels like working in 2030, not 2023.
⚡️ Follow me for more AI x Productivity hacks that save you hours every week.
I hope you have enjoyed this thread.

If you find this post helpful, please :

1. Follow me @namd1nh for more.

2. Like/Repost the thread bellow to help your audience.

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More from @namd1nh

Aug 13
🚀 Stop wasting prompts. Start steering GPT-5 like a pro.
Here’s the viral 6-step P.R.O.M.P.T. framework the pros use to get laser-focused, high-impact results — every time.

📌 Save this now. You’ll use it for life.
👇 Thread: Image
1️⃣ Purpose 🎯
Set your mission, tools, and what “done” looks like.
Example: Goal = generate landing page copy with internal data + GPT-5; Done = polished text + 2 variants.
💡 Clarity = no vague outputs.
2️⃣ Role 🧑‍💻
Assign a persona + strict tool rules.
E.g., Act as a senior AI strategist, use only internal stats & GPT-5 API, no assumptions.
Removes contradictions, boosts reasoning.
Read 10 tweets
Jul 26
🧠 Still confused between AI, ML, DL, LLMs, GenAI & Agentic AI?

You're not alone. Here's a crash course 🧵

Let’s break it down — plain & simple ↓ Image
1. AI (Artificial Intelligence)
The big umbrella ☂️
🧠 The science of making machines smart.
Includes:
— ML
— NLP
— CV
— RL
— Robotics
— Agentic AI (emerging!)
2. ML (Machine Learning)
A subset of AI.
Machines learn from data, not code.
Types:
— Supervised
— Unsupervised
— Reinforcement
— Deep Learning (DL)
Read 10 tweets
Jun 11
⚠️ Deleted Canva, Notion & 6 other tools.
Replaced them with these 9 free AI tools — and they’re insane.

(Bookmark this. You’ll thank me later) 🧵👇 Image
1/ Kling 2.1 — AI Video Beast 🎥
✅ 30-sec render
✅ 40% cheaper
✅ 3x faster than v1.6

AI video creation = smoother, faster, affordable.

🔗 klingai.com/global
2/ Fellou 2.0 — Your 24/7 AI Agent 🤖
The browser that thinks, searches, writes, and executes.

No prompt copy-paste. No tool-switching.

🔗 tally.so
Read 12 tweets

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