In this video, they show footage of Phillip, Henry, and William following a casket with a Crown on top. Only the immediately family follows the casket, and only the queen wore a crown in the family. Implying that she died years ago and they showed the footage. Then today at the 'funeral', a broadcaster indicated she was laying in state for 4 years. It lines up with the footage they showed.

https://anonup.com/thread/10307298