Esc button from touchbar has disappeared

After a clean reinstall of OSX Catalina 10.15.2 on a MacBook Pro (15-inch, 2018), Esc button from the touchbar has disappeared.

I don't have any 3rd party tool or app installed.

Any idea on how to bring it back ?


Solution 1:

After killing Touch Bar server application it will come back. Just paste the following to terminal and enter your password when asked:

sudo pkill TouchBarServer

Solution 2:

This option got it back on the Fn key, before following @mehyaa's suggestion.

Mac > Keyboard > Keyboard > Press Fn key to