Document quirks with Stellar (#56)

src/content/docs/en/installation/postinstall.mdx

@@ -9,7 +9,9 @@ After installing Ultramarine Linux, There are a few things you should do to make
 
 ## Install NVIDIA Drivers
 
-NVIDIA drivers were installed during the installation process. If this didn't happen or you missed the chance to enable them on first boot, you can install them with these commands
+NVIDIA drivers were installed during the installation process
+if you were connected to the Internet during the time of installation.
+If this didn't happen or you missed the chance to enable them on first boot, you can install them with these commands:
 
 ```bash
 sudo dnf update # Update the system first, the drivers may not work right if you don't.
@@ -18,9 +20,16 @@ sudo dnf install akmod-nvidia # Install the NVIDIA kernel module.
 
 Then, reboot your system.
 
+
+<Alert type="info">
+  The automatic installation of extra drivers does **not** cover all hardware and may not work on some systems, and is only included
+  in the live environment. If you are having trouble with the drivers, you can install them manually
+  using the commands above. 
+</Alert>
+
 <Alert type="warning">
   You MUST wait until the process is finished before rebooting. Rebooting too
-  early might result in a broken installation! This may take upwards of 15
+  early might result in a broken driver installation! This may take upwards of 15
   minutes! You can check the progress by running `sudo akmods`
 </Alert>