Tips-&-Tricks.md

@@ -387,7 +387,7 @@ You have now successfully disabled password based authentication in `ssh`.
 
 Selected background image can be a .jpg or a .png, possibly other file types.
 
-In the terminal, create the file `gtk.css` using any installed text editor: `nano ~/.config/gtk-3.0/gtk.css`. Alternately, you can create the file manually in the `Files` app.
+In the terminal, create the file `gtk.css` (if it doesn't already exist) using any installed text editor: `nano ~/.config/gtk-3.0/gtk.css`. Alternately, you can create the file manually in the `Files` app.
 
 Then add the following to the `gtk.css` file. (Change the path to point to your chosen image.)
 
@@ -413,4 +413,18 @@ phosh-app-grid {
 }
 ```
 
-Then: `sudo systemctl restart phosh`.
+Then: `sudo systemctl restart phosh`.
\ No newline at end of file
+
+The background image can be set to different levels of transparency by changing the "0.7" entries above to anything on the scale of "0.0" (fully transparent) to "1.0" (fully opaque). It’s a linear-gradient effect, so the first 0.7 is transparency starting on top, and the second 0.7 is transparency ending at bottom.
+
+You can also change the gnome background with:
+
+    `gsettings set org.gnome.desktop.background picture-uri file:///path/to/picture_file`
+
+e.g. `gsettings set org.gnome.desktop.background picture-uri file:///home/purism/Pictures/image.png`
+
+This is not needed in pureos-byzantium, as a graphical option is present.
+
+
+
+