Default Bloom Parameters

bloom.intensity.Override(1f);
bloom.softKnee.Override(0f);

• Threshold: 1(Default)
• Intensity: 1
• SoftKnee: 0
• Clamp: 65472(Default)
• Diffusion: 7(Default)
• Anamorphic Ratio: 0(Default)
• Color: Default
• Fast mode: False(Default)
  (Infered, not verified in-game values)

Extra:

• Fast Mode: This toggle option lowers the quality of the Bloom to boost performance. It’s generally recommended for mobile and low-end platforms, but can still give a nice performance boost even on high-end PCs and consoles.

Sources:
UnturnedPostProcess.cs, Line 37
#bloom