⚠️ Top 3 Excel & Power BI Mistakes (And How to Fix Them)
Excel and Power BI are powerful tools — but even experienced users can make simple mistakes that impact dashboard accuracy and performance.
Let’s fix the most common ones and build smarter, cleaner dashboards 👇
❌ Mistake #1: Hardcoding Data
📉 Manual data entries or fixed references lead to errors and frequent updates.
✅ How to Fix:
- Use
Excel TablesorPower BI Queriesfor live data connections - Use named ranges and dynamic formulas (e.g.,
INDEX/MATCH,XLOOKUP)
❌ Mistake #2: Ignoring Data Cleaning
🧹 Messy data ruins even the best dashboards. Garbage in = Garbage out.
✅ How to Fix:
- Use Power Query to clean, filter, and transform data
- Apply Data Validation in Excel for dropdowns and clean inputs
❌ Mistake #3: Too Many Visuals
📊 Overloading your dashboard makes it harder to understand and slower to load.
✅ How to Fix:
- Stick to 3–5 key metrics per dashboard
- Use slicers or filters to explore more when needed
🚀 Bonus Tips for Better Dashboards:
- 🧠 Keep formatting clean and consistent
- 📝 Add tooltips to reduce clutter in Power BI
- 📋 Include a formula summary sheet in Excel
🎁 Want a Ready-Made Dashboard?
We’ve built a free, clean, and easy-to-use Student Performance Dashboard in both Excel and Power BI:
- ✅ Clean data structure with filters
- 📊 Charts for Pass/Fail, Grades, Gender
- 💎 Power BI version includes dynamic slicers, KPIs & tooltips
🎓 Download now → Student Dashboard – Excel & Power BI
📧 Questions or Support?
Contact us anytime at scriptdatainsights@gmail.com
✨ Stay Updated:
- 📘 Blog: ScriptDataInsights
- 🧠 Quora: @ScriptDataInsights
- 📱 Instagram/Facebook: @ScriptDataInsights
#ExcelTips #PowerBIMistakes #DashboardDesign #ScriptDataInsights #FreeDashboard
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