How to upgrade Sencha ExtJS6 to ExtJS7

Question

How can one upgrade Sencha ExtJS v6.2.0.103 to ExtJS v7. I do see Upgrade Guide but it does not mention anything

https://docs.sencha.com/extjs/7.0.0/guides/whats_new/api_diffs/700_classic_diff.html

Answer 1

Sencha's upgrade page could be better...

Here's a user who figured it out

https://www.sencha.com/forum/showthread.php?323886-How-to-upgrade-your-workspace-to-latest-Cmd-and-ExtJS