How to update your router firmware. Linksys E5400

Here I go through the steps of updating the firmware on this Linksys E5400 router.
0:00 - Find your IP Address for the router
1:04 - Enter your Router site
You can buy it from Amazon here: amzn.to/3Q6lIT5
You can buy it from Walmart here: www.walmart.com/ip/Linksys-AC...

[@soiyadrana]

I need 1.0.00.033 firmware download link plz😢

[@FernandoC]

I don't see them listed on their site, so I'm not sure where you can get it.