How to disassemble to upgrade ram?

I’ve search online about this device but no luck in finding video related to disassembly of this. I wanted to upgrade ram but I have no idea how to.

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0