Theme editor missing

This security measure is turned on by default in the plugin.
In order to make this option appear again while having the Patchstack plugin activated, do the following:

1. Go to the Patchstack App > Sites > yourdomain.com > Hardening
2. From the submenu choose again Hardening
3. Uncheck the Disable theme editor to protect from potential automated attacks
4. Scroll down and click Save settings