How to access App preferences?
a) Use this shortcut CTRL + , (on Windows or Linux) CMD + , (on Mac)
b) Click on "Avocode" in the top bar of your Avocode window (on the left of the bar) and select "Preferences".
UI font size
The font in the Avocode app can be changed from Normal to Large.
Default export path
Set up a path to a folder on your computer where you'd like to save all exported image assets. This default path will be pre-set for all new projects that you create within your team.
You can also change export path for each project.
If you turn it on you will need to drag the selection over the entire layer to be selected.
If you turn it off, you can drag the selection to just a part (at least one pixel) of the given layer (you basically just touch it) and it will be already counted into your selection (so you can export it, see common styles, etc.).
Use proxy server
In order to connect your proxy server, this article will give you more details.