Update overview

Author: fsimonis

content/docs/installation/installation-overview.md

@@ -34,11 +34,13 @@ Linux is the easiest option, see figure above. We provide [binary packages](inst
 
 **macOS**
 
-The recommended way is to [use Homebrew to install the preCICE dependencies](installation-source-dependencies.html#macos) and then [compile preCICE from source](installation-source-preparation.html). You can alternatively [build preCICE using Spack](https://precice.org/installation-spack.html).
+The recommended way is to [use Homebrew to install preCICE](installation-packages.html#macos).
 
 **Microsoft Windows**
 
-We are currently working on native builds of preCICE on Windows. Until then, you can [Ubuntu on Windows](https://www.microsoft.com/en-us/p/ubuntu/9nblggh4msv6) via the Windows subsystem for Linux (WSL). You can then follow all the instructions for Ubuntu, and all codes that work on Linux, also work under WSL. Coupling between a code running on Windows and a code running on Linux should be at least complicated.
+The recommended way is to [use MYSYS2 to install preCICE](installation-packages.html#msys2).
+
+Alternatively, you can use [Ubuntu on Windows](https://www.microsoft.com/en-us/p/ubuntu/9nblggh4msv6) via the Windows subsystem for Linux (WSL). You can then follow all the instructions for Ubuntu, and all codes that work on Linux, also work under WSL. Coupling between a code running on Windows and a code running on Linux should be at least complicated.
 
 <details markdown="1"><summary>In case you want to use "Ubuntu on Windows", note the following: (click to reveal)</summary>
 - You first need to [enable WSL](https://docs.microsoft.com/en-us/windows/wsl/install-win10). Both WSL 1 and 2 are fine. Simplest option: in your system settings, find the menu `Turn Windows features on or off` and activate WSL there.
@@ -49,8 +51,6 @@ We are currently working on native builds of preCICE on Windows. Until then, you
 
 ![Running preCICE on Windows via WSL, while post-processing in the Windows Desktop](images/docs/install-wsl.png)
 
-Alternatively, you can get [preCICE built with MinGW from MSYS2](https://packages.msys2.org/base/mingw-w64-precice) (package [maintained by the community](https://precice.discourse.group/t/precice-and-mingw-packages/382)). See how we use it in our [continuous integration tests](https://github.com/precice/precice/blob/develop/.github/workflows/build-and-test.yml).
-
 ### Use cases
 
 **Are there packages available for my system?**