iCHEF POS - Service Level Agreement Notice : As Apple continues to update its application software components, we would like to invite you to update your iPadOS software to version 13 or higher. If your iPadOS version is lower than 13 (including 11 and 12), iCHEF POS may not function properly after 2021/05/01. Please check and update the software on your iPad before the date mentioned above to ensure that iCHEF POS can continue to run smoothly.