Who did the glass-like design first? Was it Apple with its Aqua transparency effects in 2000, or Microsoft with its Aero Glass theme in Windows Vista in 2007? Either way, Microsoft seems to think Apple’s Liquid Glass design bears some resemblance to its glass look in Windows Media Center,

Apple brings ‘Liquid Glass’ UI across all its platforms, including iOS 26, macOS 26, and more but people are comparing it to Windows Vista. Here’s why.