ron mini replied to xtian1's topic in MasterMouse Pro Lfirst sorry for english. os sensitivity always chaneged to 7 whenever boot my pc. i prefer 6 but, software(hadward? i'm not sure which is) change it always. i report this to Daeyang case which is an Importer of coolermaster located at south korea. and delete below post plz. i don't know how to delete that.