We have compiled a list of frequently asked questions about our products. If you have any questions, please see below. FAQ After I updated the app, I can't use it as the OS is old.Do I need to purchase in-app contents again if I change my device?I can't install the app.Error message appears during content downloadI use Family Sharing - can I migrate from standalone apps to the integrated app?Within the store screen or migration screen, I can't tap the "Purchased" or "Free" buttons as they are in grayI want to perform stand-alone activation directly from the home screen.A product I have purchased does not appear in the list of purchased contents.I want to summarize because I purchased the mac version with a different account than the iOS version. Please refer to the 「App Store」for a history of past updates. Online Support Online Support