1976–198?
Template:Missing former logo
198?–2016
2016–present
On February 1, 2016, KTSF's main signal transitioned from 4:3 to 16:9 which allowed local programming and the Cantonese and Mandarin newscasts to be broadcast in widescreen. Also, the new logo was changed since New Year's Eve 2016.
Template:TV stations in San Francisco