X509Certificate2Collection.Insert Method (Int32, X509Certificate2)
public void Insert(
If the Count property already equals the capacity of the list, the capacity is doubled by automatically reallocating the internal array before the new element is inserted.
If index is equal to Count, certificate is added to the end of the collection.
Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0
.NET Framework Client Profile
Supported in: 4, 3.5 SP1