Clarify that the stick should never be mounted and add some package name hints for opensuse

README.md

@@ -71,7 +71,7 @@ version used by the patched image you build.  The version used to build
 the patch is shown at the end of the build process and during the pre-flash
 warning message.
 
-1. Ensure you have installed the minimum reuired packages
+1. Ensure you have installed the minimum required packages
    On Debian, this can be done with:
 
     ```
@@ -85,7 +85,11 @@ warning message.
     sudo dnf install git mtools openssl-devel
     sudo dnf group install "C Development Tools and Libraries"
     ```
-    
+
+   On OpenSUSE, try:
+    ```
+    sudo zypper in git mtools libressl-devel
+    ```
 
 2. Clone a copy of this repo on to your computer:
 
@@ -136,6 +140,11 @@ warning message.
     lsblk -d -o NAME,SIZE,LABEL
     ```
 
+   Note: Do not mount the USB stick.  If your desktop environment automatically
+   mounts devices for you, you will need to unmount the stick.  You may find
+   that using the "Eject" option does not work as it may turn the power off to
+   the stick, which will stop the next step from working.
+
 8. Write the bootable patched image onto the USB stick device (replace
    the "sdx" in this command with the correct name for your usb stick)