Edimax Technology EW-7733UnD - Manual (Page 27)

2-3-4 Import / Export profile
If you need to move your wireless settings to another computer, or you just
want to make a backup, you can use import / export function to make a copy,
or restore current profile.
To backup
a profile, click ‘Export’ :
You’ll be prompted to select a place to save profile setting file. Select a folder
in your computer and name the profile, then click ‘Save’.