Shift double-click Whites or Blacks (the name of the slider), in the Basic panel in the Develop module in Lightroom to automatically set the white and black points in a photograph (to extend the dynamic range of the photograph across the entire histogram.

doesn’t seem to work for me… LR 5.7.1
… since LR6 …
I think it must be shift-double click.
Does not seem to work for me neither.
Lightroom CC 2015.8 on macOS Sierra
Shift-Double Click seems to work, though.
It’s Shift and double click.
This does not work on Windows 10.
If you are going to post something how about posting a complete thought? Shfit-click and then what? Is one supposed to then click on the point we want to be the black or white point? Nope, that doesn’t seem to do anything. Ah, shfit doubleclick. That’s it.
Please fix your post!
Shift Double-Click on windows works
Shift double click works for me
Following this blogger’s advice will be super frustrating for anyone who hasn’t yet seen Alfred Myers’ comment. The article should in fact say “shift-double-click.”
It appears that shift-double click works on more than just white and black sliders.
Thank you for the correction!
Does not work on windows 10 I think. I have the sane issue
OK. original was incomplete. NOW LOOK AT ALL THE MANY ITEMS JULIANNE WAS CORRECT ON. I’M STILL A FAN.