For the Iclass 9898 XS, the 2012 upgrade was a game-changer. Here is what made it so significant:
Testing on a modified Iclass 9898xs (2012, firmware v2.3) with a Samsung 4K TV: Iclass 9898 xs pvr hdmi upgrade 2012 hit
If the box acts "glitchy" after the update, perform a Factory Reset and then re-scan your satellites. For the Iclass 9898 XS, the 2012 upgrade was a game-changer
However, based on my knowledge base, the Iclass 9898xs is not a documented mainstream consumer electronics model (like a Topfield, Humax, or Sky box). It may be a generic/branded PVR from a lesser-known manufacturer, a regional model, or a typo (perhaps you meant Icecrypt or iCord ?). For the Iclass 9898 XS