Just click on this link and it will show you a Mod page where you need to
the Mod.

Webside: http://justcause3mods.com/mods/no-hud/

To install:

1.Open the downloaded archive

2.Extract the dropzone folder inside as a whole to your Just Cause 3 installation directory. The resulting setup should look like this: C:/Program Files (x86)/Steam/steamapps/common/Just Cause
3/dropzone

3.You'll also need to enable the dropzone folder by launching the game with some parameters. To do that:
4.Open Steam
5.Right click Just Cause 3 and go to "Properties"
6.Click "Set launch options"
7.Paste in this text: --vfs-fs dropzone --vfs-archive patch_win64 --vfs-archive archives_win64 --vfs-fs
8.Click "OK" and then "Close"

To uninstall:

1.Open the archive
2.Remove these files:
1.{justcause3directory}/dropzone/ui/hud.gfx
2.{justcause3directory}/dropzone/ui/hud_i1aa.dds
3.{justcause3directory}/dropzone/ui/hud_i1ab.dds
4.{justcause3directory}/dropzone/ui/hud_i1b0.dds
5.{justcause3directory}/dropzone/ui/hud_i1b1.dds
6.{justcause3directory}/dropzone/ui/hud_i1c4.dds
7.{justcause3directory}/dropzone/ui/hud_i1ed.dds
8.{justcause3directory}/dropzone/ui/hud_i5a.dds
9.{justcause3directory}/dropzone/ui/hud_i5d.dds
10.{justcause3directory}/dropzone/ui/hud_i32.dds
11.{justcause3directory}/dropzone/ui/hud_i46.dds
12.{justcause3directory}/dropzone/ui/hud_i56.dds
13.{justcause3directory}/dropzone/ui/hud_i61.dds
14.{justcause3directory}/dropzone/ui/hud_i78.dds
15.{justcause3directory}/dropzone/ui/hud_i88.dds

Enjoy with your awesome Screenshots :D!