Smackdown Live 2023

The first SmackDown! special aired on UPN on April 29, 1999
SmackDown! debuts in regular time slot (on Thursdays) on UPN on August 26, 1999
The 100th episode of SmackDown! aired on July 19, 2001
SmackDown! changes name and nights to Friday Night SmackDown! on September 9, 2005
SmackDown! airs in High Definition for the first time on January 25, 2008
Smackdown! moves back to Thursday night on January 15, 2015
Smackdown moves to USA Network on January 7, 2016
Smackdown moves to Tuesday nights, shown live, on July 19, 2016
Smackdown moves to Friday nights on FOX on October 4, 2019