If you have recently heard the word “Maintenance Mode” especially for websites this article let you know what it means.
When your website is set to support mode, it implies clients other-than those with administrative right cannot utilize or see your website during maintenance, or before website is officially launched.
The essence of this is to allow administrators be able to check, troubleshoot, update etc while the clients or users see a support mode page or a coming soon page, advising them of the reality that the website is briefly unavailable.
The developers, administrators or as the case may apply uses the opportunity to gain trust from the client to let them know the website still exist, thus advising them it is to serve them better.
It’s just one of the best way to inform or engage clients or website visitors of the latest update on the brands website and effort to address all complaints (if applicable).