fonts doesnt use antialiasing, they get blurred through ClearType/DirectWrite in ie11
u cant disable that, but u can override fonts in HTMLs
internet options -> tools menu
here change fonts to what u like
under that tool menu u can click accesibillity button where u can override webpage fonts (ignoring fonts from webpages) https://answers.microsoft.com/en-us...turn-off/170922a8-f649-4c2b-89b1-63a76a32f8b1
unfortunately i dont have internet explorer anymore (and dunno if i want to)
but u can try this:
ie11 -> Tools > Options > Advanced: Accelerated Graphics: Use software rendering Yes