method public static boolean isUsableSubscriptionId(int);
method public static boolean isValidSubscriptionId(int);
method public void removeOnOpportunisticSubscriptionsChangedListener(android.telephony.SubscriptionManager.OnOpportunisticSubscriptionsChangedListener);
method public void removeOnOpportunisticSubscriptionsChangedListener(@NonNull android.telephony.SubscriptionManager.OnOpportunisticSubscriptionsChangedListener);
method public void removeOnSubscriptionsChangedListener(android.telephony.SubscriptionManager.OnSubscriptionsChangedListener);
method @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) public boolean removeSubscriptionsFromGroup(@NonNull int[]);
method @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) public boolean setMetered(boolean, int);