Why Are My Desktop Icons Highlighted in Blue?. ... In Windows 7, a transparent blue square appears around any icon if you move the mouse slowly across it or if you select it with one click.

That’s over ¼ of the icons, which makes organizing the shades of blue incredibly frustrating. As evidenced above, brand color is particularly important for mobile apps, as their icons become ...

Let me know if you're still seeing a blue icon! *ZS #gHelp — Zev Zoldan (@ZevSupport) January 29, 2018. But before the cause of the blue Gmail icon came to light, Twitter descended into chaos.