New answers tagged multi-touch
As of September 2015, this is a bug in newer versions of Chrome that the Chrome team is aware of. [I do not know the status since then] The alternatives are to use the zoom button in the lower right, a different browser, or take the pdf out of chrome into adobe reader.
To make this work you have to use a third party tool: Karabiner. In the example below hitting the left alt key once generates one back command in Safari (only). An additional mouse click is not needed. You can use the left option/alt key as usual otherwise. Download, install and open Karabiner Open in the menulet Karabiner -> Preferences Open the tab ...
After I got the 1.5 update of BetterTouchTool, and upgraded WebStorm to 11.0.3 the problem vanished.
Top 50 recent answers are included