Problem with effects in Titanfall 2

Help me solve the problem with the effects.
Here are the posts on reddit where I write about it in detail in the comments:

https://www.reddit.com/r/titanfall/comments/187d9l9/strange_lens_flare_effect/

https://www.reddit.com/r/titanfall/comments/18fg1rw/problem_with_effects_in_titanfall_2/