: It is often distributed as an OpenType-TrueType font. This means it uses the OpenType container to deliver TrueType outlines, ensuring high-quality rendering on both screens and in print.

If a project specifies :

Industrial equipment, medical devices, and point-of-sale terminals often run embedded Windows XP or Windows CE. These systems expect specifically. Using a newer Arial font could cause the system to fail to render text entirely or to display tofu (empty rectangles) for common symbols.

OpenType with TrueType outlines (.ttf), making it highly compatible across both Windows and macOS.