Welcome to Kwik – Video instruction
If you cannot see the following information, try to enable the plugin first. In Photoshop, go to menu Window-Extensions-Kwik and enable it.
When you start Photoshop for the first time after installing Kwik, you will see the Welcome Screen:
The Welcome Screen guides users on how to setup the plugin properly, including image compression (basically, if you are on a Mac, simply copy the two lines starting with chmod… (see image above as example) and paste them in Terminal (NOT Corona Terminal), hitting ENTER at the end).
After finishing the configuration, you can enable the Do not show this window again option.