Disabling Cookie may prevet you from logging in your KK ID normally. Please refer to the steps below to change the Cookie setting and see if the problem is solved.　※Steps may vary depending on the browser version. Please visit Apple Support for more information.1. On your device, launch the Settings App.2. Tap [Safari] 3. Disable the 【Block All Cookies】 function.4. Launch Safari App and browse any website before logging in to KKBOX again.