docs: improvements to faq and compatibility matrix (#753)

Author: RobPasMue

doc/source/getting_started/compatibility.rst

@@ -17,6 +17,8 @@ and the Ansys product versions.
 |         ``0.4.X``         |      24R1 onward       | :octicon:`check-circle-fill`  | :octicon:`check-circle-fill`  | :octicon:`check-circle-fill` | :octicon:`check-circle-fill` |
 +---------------------------+------------------------+-------------------------------+-------------------------------+------------------------------+------------------------------+
 
+Access to the documentation for the preceding versions is found at the `Versions <https://geometry.docs.pyansys.com/version/index.html>`_ page.
+
 .. button-ref:: index
     :ref-type: doc
     :color: primary

doc/source/getting_started/faq.rst

@@ -6,7 +6,9 @@ Frequently asked questions
 What is PyAnsys?
 ----------------
 PyAnsys is a set of open source Python libraries that allow you to interface
-with Ansys Mechanical APDL, Fluent, AEDT, and other Ansys products.
+with Ansys Electronics Desktop (AEDT), Ansys Mechanical, Ansys Parametric
+Design Language (APDL), Ansys Fluent, and other Ansys products.
+
 You can use PyAnsys libraries within a Python environment of your choice
 in conjunction with external Python libraries.