Disable introduction sequence...
	Higher shadow map resolutions...
	Increased draw distance...

Enter the "\Steam\SteamApps\common\Alien Isolation\DATA\UI\MOVIES" folder and move the following files to a temporary folder:

"AMD_IDENT.USM"
"CA_IDENT.USM"
"FOX_IDENT.USM"

Change field of view
Use a text editor to edit the "ENGINE_SETTINGS.XML" file in the directory:
"\Steam\SteamApps\common\Alien Isolation\DATA".

Locate the following lines:

[setting name="Field Of View"]
[quality name="47? float="47.0? precedence="7?]
[quality name="50? float="50.0? precedence="6?]
[quality name="55? float="55.0? precedence="5?]
[quality name="60? float="60.0? precedence="4?]
[quality name="65? float="65.0? precedence="3?]
[quality name="70? float="70.0? precedence="2?]
[quality name="75? float="75.0? precedence="1?]
[/setting]

Increase the 75.0 value, which is the default setting, to any number up to 100.

Use a text editor to edit the "ENGINE_SETTINGS.XML" file in the directory. "\Steam\SteamApps\common\Alien Isolation\DATA". Locate the following lines.

[Setting name="ShadowMapResolution"]
[!-- resolution in pixels. --]
[Quality name="512" int="512" precedence="1"/]
[Quality name="1024" int="1024" precedence="2"/]
[Quality name="1536" int="1536" precedence="3"/]
[Quality name="2048" int="2048" precedence="4"]
[DefaultRequirements]
[WindowsExperienceIndex type="GPU" value="7.6"/]
[/DefaultRequirements]
[/Quality]
[/Setting]

...and change them to:

[Setting name="ShadowMapResolution"]
[!-- resolution in pixels. --]
[Quality name="2K" int="2048" precedence="1"/]
[Quality name="4K" int="4096" precedence="2"/]
[Quality name="8K" int="8192" precedence="3"/]
[Quality name="16K" int="16384" precedence="4"]
[DefaultRequirements]
[WindowsExperienceIndex type="GPU" value="7.6"/]
[/DefaultRequirements]
[/Quality]
[/Setting]

Use a text editor to edit the "ENGINE_SETTINGS.XML" file in the directory. "\Steam\SteamApps\common\Alien Isolation\DATA". Locate the following lines.

[Setting name="Level of Detail"]
[Quality name="Ultra" float="1.0" precedence="4"/]
[Quality name="High" float="0.9" precedence="3"/]
[Quality name="Medium" float="0.75" precedence="2"/]
[Quality name="Low" float="0.6" precedence="1"/]
[/Setting]

...and change them to:

[Setting name="Level of Detail"]
[Quality name="Ultra" float="2.0" precedence="5"/]
[Quality name="Very High" float="1.0" precedence="4"/]
[Quality name="High" float="0.9" precedence="3"/]
[Quality name="Medium" float="0.75" precedence="2"/]
[Quality name="Low" float="0.6" precedence="1"/]
[/Setting]