If you encounter an error while using the app, please send an email to ktmembership@kt.com along with the symptoms. We will promptly review and respond. (Please include your terminal name, OS version, and current app version for more accurate information!) [User Guide] KT Membership is a mobile application that allows you to use the membership benefits provided by KT in an integrated manner. Anyone using KT mobile, internet, TV, home phone, or internet phone can sign up. (Excluding corporate/prepaid SIM card customers) [In case of app update error] *For stable service use, please update to the latest version from the initial download store. If the error persists, we recommend deleting the app and reinstalling it. *How to delete the app: Settings - Applications - KT Membership - Storage - Delete data - Back - Delete [KT Membership access rights and reasons for needing them] 1. Mandatory access rights #Phone rights: Phone connection function, prevention of duplicate logins 2. Optional access rights #Notification rights: KT Membership app service and benefit notifications ---- Developer contact: (KT Customer Center) 100