Expanded on the manual method of copying the public key.

Generate-ssh-keys.md

@@ -17,10 +17,14 @@ eval "$(ssh-agent -s)"
 ssh-add ~/.ssh/id_rsa
 ```
 ## Add key to Github
-The easiest way to copy the contents of the public key to your clipboard is to use xclip, but you can also do it manually.
+The easiest way to copy the contents of the public key to your clipboard is to use xclip.
 ```
 xclip -sel clip < ~/.ssh/id_rsa.pub
 ```
+To manually copy the contents to the clipboard, do the following.
+```
+gedit ~/.ssh/id_rsa.pub # Select everything, right-click, & copy.
+```
 **After:**
 1. In the upper-right corner of any page, click your profile photo, then click Settings.
 2. In the user settings sidebar, click SSH and GPG keys.