Divne, vzhlad fontov by nemal suvisiet s bootom. Font je zapisany na disku v subore, a referencia nan bude hadam v registroch. Nemas poskodeny disk?

Skus zmenit systemovy font, pokial sa tam dostanes (video: https://www.youtube.com/watch?v=P0R41Imsz9k ; http://www.nhs.uk/accessibilityhelp/Changing-fonts-in-Window-XP.html )