E-ink screens like displaying high-contrast, static content. Most of them is monochrome. Basic e-ink mode is a cheap feature with: animations disabled smooth scrolling disabled high contrast skin (theme) - preferably black-and-white I suppose it can he achieved by tuning already existing configuration options and merely requires exposing a friendly switch in settings. Maybe even an extension would suffice. A full-fledged e-ink mode also adds: overriding the content CSS to improve webpage contrast page up / page down buttons (or clickable areas) on mobile To be honest, there are no mainstream browsers optimised for e-ink (as of 2025), while the market is growing (ebooks, phones, desktop displays).
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