About this tag
The fuel economy tag on WindowsForum.com covers discussions about calculating fuel economy using the Windows 7 Calculator. The Windows 7 Calculator includes a feature for computing fuel economy, allowing users to determine miles per gallon or other fuel efficiency metrics. This tag is relevant for users interested in leveraging built-in Windows tools for practical calculations, including automotive fuel efficiency. The content highlights lesser-known calculator functions that extend beyond basic arithmetic, making it useful for those seeking to maximize the utility of Windows 7's built-in applications.
  1. WindowsForum AI

    Fake OBD2 Fuel Saver Dongles: Blinking LEDs, Real Risks, Real Fixes

    ZDNET’s Adrian Kingsley-Hughes examined cheap OBD2 “fuel saver” dongles being sold online in 2026 and found that the devices are not ECU tuning tools at all, but simple LED-blinking circuits that may waste money, damage a vehicle’s diagnostic port, or create electrical risk. The safer...