Check the instructions below for how to change the Services' subpages elements: title, short text and content.
To begin, navigate to the Toolbar > Edit with Elementor > Service Single Page template (the name may vary):
The template contains elements that are dynamic tags (https://developers.elementor.com/docs/dynamic-tags/), so they pull the individual content of each page. You must edit them in the page, not in the template!
Editing the template will affect all the connected pages - you can check which are they in the template's display conditions https://elementor.com/help/conditions/:
Check the Service Single Page template widgets below:
This Heading widget contains the "Have you thought about hiring professional cleaners to keep your home spotless?" text:
You can edit it on each Service page > Custom Fields:
Troubleshooting
If you don't see the page's Custom Fields, click on Preferences > Panels > Additional > turn on the "Custom Fields" toggle:
Here's the Sidebar container:
Next is the Post Content widget
To customise this content, go to the Service page and click "Edit with Elementor".
Edit the page's content easily, by locating each Elementor widget in the Navigator (The "Structure" section on the right)
Please check these guides for further information:
https://elementor.com/help/elementors-theme-builder/