#FilePreview
Opening a file while the #FilePreview window was active, especially switching between different Excel file formats, was quietly launching an extra hidden instance of Excel behind the scenes, which then collided with the file the user was already working in. 🐛
#MicrosoftBug
September 22, 2026 at 5:04 PM
Opening a file while the preview window was active, especially switching between different Excel file formats, was quietly launching an extra hidden instance of Excel behind the scenes, which then collided with the file the user was already working in. 🐛

#MicrosoftBug #FilePreview
September 9, 2026 at 4:15 PM
PDF previews just got sleeker! 🗂️ Uploading PDFs now shows a stylish icon rather than a standard image preview. Easier navigation, clear visuals, looking great on every device. #File#FilePreviewn#UXEnhancement
January 29, 2026 at 1:43 PM