How to Check Dell Latitude 5420 Battery Health Using Command Prompt

Generating a Battery Report

• 💡 To begin, search for cmd in the start menu and open the Command Prompt.
• ⚡ Type the command powercfg /batteryreport and press Enter to generate a detailed battery life report.

Locating and Understanding the Report

• 📌 The command prompt will display the file path where the report is saved; select and copy this path.
• 📁 Navigate to File Explorer, paste the copied path into the address bar, and press Enter to open the report.
• 📊 Within the report, locate the Design Capacity (original capacity when new) and Full Charge Capacity (current maximum capacity).

Calculating Battery Health Percentage

• 🎯 The difference between Design Capacity and Full Charge Capacity indicates battery wear.
• 📈 To calculate the battery health percentage, use a calculator: (Full Charge Capacity * 100) / Design Capacity.
• ✅ For example, if Design Capacity is 63 and Full Charge Capacity is 58, the health is approximately 92%.

Additional Battery Information

• 🔍 The report also includes sections on recent usage and graphs that provide further insights into battery performance.
• 📝 Reviewing this information helps in understanding the overall condition and wear of your Dell Latitude 5420's battery.