The red X icon that shows up next to your files on Windows is actually a OneDrive warning sign. It indicates a syncing error, ...

Get a comprehensive overview of Google Maps symbols and icons, their meanings, and how to use them effectively in this ...

and then a red icon would serve as a fairly eye-grabbing indication that you ought to plug in your laptop. Microsoft has not divulged what the 'issues' with the new icons or more visible battery ...