@protrapper To restore the modules which you have deleted in the live edit you will have to go to the Modules and Services Tab --> then click on Positions.
Here you will find the Transplant a module button, click on it.
https://prnt.sc/yeks0o
Now select the module you want to restore then select where you want to transplant the module and click save.
You can also enter any exception if you do not want to display this module on any file.
Now go to the frontend and refresh the page.