JavaScript : How to force update Single Page Application (SPA) pages?

JavaScript : How to force update Single Page Application (SPA) pages?
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

As promised, I have a hidden feature that I want to share with you.
This is a YouTube's feature which works on Desktop.
First, Ensure that the video is playing before proceeding.
Then, type the letters 'awesome' on your keyboard as the next step.
Your YouTube progress bar will transform into a flashing rainbow.

An introduction to myself in a few words,
Greetings, my name is Delphi.
I am happy to help you with your questions.
JavaScript : How to force update Single Page Application (SPA) pages?
If you have more specific queries, please feel free to reach out through comments or chat.
Your input is appreciated, so please leave a comment below with your answer or insights to the answer.
Providing an answer will be acknowledged and appreciated with a 'heart' from me.
update Page (SPA) Application How : JavaScript to force Single pages?