Theme Kit- App Icon & themer funktioniert nicht

Premium Theme Style need to upgrade to premium to access. • Users can one year (USD 26. 99$) auto-renewing subscription. • Subscribed user has unlimited access to the app features & content. • Payment will be charged to iTunes Account at confirmation of purchase. • Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. • The account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. • Subscriptions may be managed by the user and auto-renewal may be turned off by going to the Setting> iTunes & App Store>Apple ID>manage subscription after purchase. • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable.  Customize your iPhone screen according to your style : black, white, cute, chic, neon, aesthetic, colorful and more…Use them to see how stylish and attractive your home screen can be.  Make your Home Screen stand out with a variety of aesthetic icons and pretty themes!  Wallpapers, icons and widgets are instantly customizable!  So many themes for iOS 14.  You can manage or turn off auto-renew in your Apple ID Account Settings any time after purchase.