Fps issue / shutter after the lastest patch

I don’t know but After today’s Patch, It feels really laggy/stuttery In some places, and getting 20-30 fps on performance mode sometimes it goes lower In most places. Will it be optimized later ?

devs please look into it if you can

Windows 11
CPU - i5-9400F
GPU - GTX 1660ti
RAM - 32gb
playing on 1080p