The vanilla (unmodded) version of TDU2 presents several constraints regarding its camera system:

Better interior positioning lets you see your mirrors and steering animations clearly.

Most camera mods require an "unpacked" version of TDU2. Use the or Universal Unpacker to extract the game's core .big and .map archives if you haven't already. Step 2: Locate the Camera Database

Locate a trusted community hub (such as Turboduck or ToCA Edit) to download the latest version of the TDU2 Camera Tool. Step 3: Launch and Configure Start Test Drive Unlimited 2.

: To use most advanced camera mods, you must first unpack your TDU2 files using an Unpacker GUI