THe plugin Egde and Lib are installed properly but I cannot find anything in tools/ view toolbars to swich on. I cannot find this pludins in interface of sketchup anywhere.

Anybody could help me?

2d tool fillet works only with "zerO" value for radious. when I enter any digits to make round corner the value disappear and the fillet command ends with sharp corner. Any tips how to fix it?