1. Visibility of System Status

📌 Simple Meaning: The app should always keep users informed about what’s happening.

🧠 In Simple Words: Users shouldn’t feel confused or lost.

✅ Good Example: Instagram showing “Uploading Story…”

❌ Bad Example: Button clicked but nothing happens.

💡 My Understanding ( Handwritten notes) :

2. Match Between System & Real World

🧠 In Simple Words: Speak the user’s language.

✅ Good Example: Trash icon for delete.

❌ Bad Example: Complex technical jargon.

📷 Handwritten Notes

3. User Control & Freedom

📌 Simple Meaning: Users should be able to easily undo, cancel, or go back.

🧠 In Simple Words: People make mistakes give them a way out.

✅ Good Example: Undo delete option in Gmail.

❌ Bad Example: No back button or no cancel option during payment.

📷 Handwritten Notes