BatteryInfoView Tutorials
BatteryInfoView is a small freeware utility by Nir Sofer (NirSoft) that displays the current status and information about a laptop or netbook battery. The latest version is v1.27 (March 2026). It is fully portable — no installation and no extra DLL files are required — and it works on any version of Windows from Windows 2000 up to Windows 11.
These tutorials cover the tool step by step: reading battery health, checking cycle count, using the battery log, exporting reports, and using the documented command-line options. New to the tool? Start with the download page, then work through the guides below.
How to Check Laptop Battery Health with BatteryInfoView
Learn where to find Battery Health, Full Charged Capacity and Designed Capacity in the F7 Battery Information view, and how to read the percentage at a glance.
Battery Wear Level vs Battery Health: What the Percentage Means
Battery Health replaced the old ‘Battery Wear Level’ label in v1.23. This guide explains how the two values relate and why they add up to 100%.
How to Check Your Laptop Battery Cycle Count
Find the ‘Number of charge/discharge cycles’ field, understand why it only appears when your battery reports it, and what to try if it is missing.
BatteryInfoView Battery Log (F8): Track Drain Over Time
Use the F8 Battery Log to record battery status every 30 seconds by default, including suspend and resume events, and optionally auto-save each line to a file.
How to Export a Battery Report (CSV, HTML, XML)
Save battery information with Ctrl+S or copy it to the clipboard — exports cover CSV, tab-delimited, HTML and XML formats.
BatteryInfoView Command-Line Options: The Full List
The complete documented command-line options for saving battery information to text, HTML and XML files, exactly as listed by NirSoft.
BatteryInfoView Portable: Run It With No Installation
BatteryInfoView needs no installation and no extra DLL files. Download the ZIP, extract it, and run BatteryInfoView.exe from any folder or USB drive.
BatteryInfoView on Windows 11: What Works and What to Expect
BatteryInfoView is documented to work on Windows up to Windows 11. What to expect on Windows 11, including the 64-bit build added in v1.26.
BatteryInfoView Language Packs: Download and Install a Translation
How community translation files (batteryinfoview_lng.ini) work, which languages are listed by NirSoft, and why a pack’s version can differ from v1.27.
Download BatteryInfoView v1.27
Get the official NirSoft ZIPs (32-bit and 64-bit) with verified file sizes and SHA-256 hashes, plus an honestly labelled mirror option.
Battery Health Guides
Go deeper on what the numbers mean: the health percentage formula, capacity fields, calibration limits, and replacement decisions.