Edimax BR-622nC User Manual page 89

When you finished with the settings in this page, you can click 'Apply' button to save
changes you made in this page, or you can click 'Cancel' to discard changes. After you click
'Apply' button, you'll see the following messages:
Please click 'Apply' to save changes you made and restart the broadband router, this
requires about 30 seconds and the broadband router will stop responding (this is normal
and is not malfunction). You can reconnect to this broadband router and continue on other
settings later.
You can click 'Continue' to continue on other settings without restart the broadband router,
however, the changes you made will not take effect before you restart the broadband
router.