In some circumstances, the camera will shake violently in Assassin’s Creed Mirage. To see how you can disable this shaking movement, you can check out this guide at Seeking Tech.
1. To start off, you need to head over to the Options menu in the game.
2. From Options, you need to navigate towards the Gameplay tab.
If you are playing with a PlayStation controller, then you can change tabs by pressing the L1 and R1 buttons. With an Xbox gamepad, you need to press the LB and RB buttons.
3. From the Gameplay tab, move the cursor down to Screen Shake. It should be showing the following description:
Enables or disables the screen-shake effect.
4. By default, Screen Shake is set to On. Make sure you select the Off option to disable this feature.
5. Afterwards, exit the Options menu and then return to playing Assassin’s Creed Mirage.
There should no longer be any camera shaking in the game.