The X
按字母分类：
extension name file type Classification
KBD 3ds Max Keyboard Shortcuts File settings file
KCB Kindle Create Book File settings file
KDS KD Player Skin File settings file
KEY Keyboard Definition File settings file
KFL Outlook Known Feed List settings file
KLC Keyboard Layout Creator Source File settings file
KMF Everyone Piano Keyboard Map File settings file
KSF KMPlayer Skin File settings file
KUIP Kingsoft Office Personalization File settings file
KYB Keyboard Layout settings file
KYS Adobe Photoshop Keyboard Shortcuts File settings file