1 - in the start menu open Run, type dxdiag dxdiag and press enter:
2 - Accept the warning on the driver signatures then go to the sound section and lower the level of audio acceleration to Base acceleration:
3 - Click on quit to apply the changes, now re-start Tomb Raider.
If the problem persists, follow this guide again, but this time put the level of acceleration on none, and make sure that there are no other sections labeled sound.
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