General

I can't drop only one trap/keg or the keg/trap I dropped does not seem to do anything
You need to use those items in the same way you eat food. Open the item pin menu and use those deployable items there.

Technical

Aspect Ratios other than 16:10 and 16:9 are unsupported
We hope to add support for this in a future patch. We will soon open up a beta branch where we will be testing it.
See https://steamcommunity.com/app/1042780/discussions/0/3166519278509141279/

How can I invert the mouse?
You can invert your mouselook by going into the control menu under settings. Once there you can see the binding for Aim Vertical/Horizontal and then click on the circular arrows to toggle invert.

Mouse sensitivity is too high/low
You can adjust the sensitivity in the control menu in the settings menu.

[Linux] Hue disappears after changing any graphical settings
We are aware of this issue and are still investigating.

[Linux] Black specs are flashing on the ground
This looks to be a RadeonSI specific bug: https://bugs.freedesktop.org/show_bug.cgi?id=108919
Currently the workaround is to use these game parameters: AMD_DEBUG=nodcc %command%