problem lrc develop

I need some help.When I upload photos to lrc and I'm in develop mode,when I move on to the next photo,it displays normally,but after two seconds it becomes darker than the original shot.What could be causing this?Or what am I doing wrong?

Lightroom Classic version: 15.1.1 [ 202601141538-a543b18a ]
License: Creative Cloud
Language setting: en
Operating system: Windows 11 - Home Premium Edition
Version: 11.0.26200
Application architecture: x64
System architecture: x64
Logical processor count: 16
Processor speed: 2,9GHz
SqLite Version: 3.36.0
Adobe GSDK Version: 1.4.0.171

CPU Utilisation: 2,0%
Power Source: Plugged In
Built-in memory: 16087,4 MB
Dedicated GPU memory used by Lightroom: 622,8MB / 5920,0MB (10%)
Real memory available to Lightroom: 16087,4 MB
Real memory used by Lightroom: 1193,5 MB (7,4%)
Virtual memory used by Lightroom: 3795,4 MB
GDI objects count: 839
USER objects count: 3219
Process handles count: 2737
Memory cache size: 568,7MB
Internal Camera Raw version: 18.1 [ 2420 ]
Maximum thread count used by Camera Raw: 5
Camera Raw SIMD optimization: SSE2,AVX,AVX2
Camera Raw virtual memory: 874MB / 8043MB (10%)
Camera Raw real memory: 963MB / 16087MB (5%)

Cache1: 
Final1- RAM:352,0MB, VRAM:0,0MB, GIA_0343.NEF
Final2- RAM:226,0MB, VRAM:72,0MB, LEL_0672.NEF
Final3- RAM:192,0MB, VRAM:0,0MB, LEL_0671.NEF
NT- RAM:770,0MB, VRAM:72,0MB, Combined:842,0MB

Cache2: 
m:568,7MB, n:735,8MB

U-main: 118,0MB

System DPI setting: 96 DPI
Desktop composition enabled: Yes
Standard Preview Size: 1936 pixels
Displays: 1) 1920x1080, 2) 1920x1080
Input types: Multitouch: No, Integrated touch: No, Integrated pen: No, External touch: No, External pen: No, Keyboard: No

Graphics Processor Info: 
DirectX: NVIDIA GeForce RTX 4050 Laptop GPU (32.0.15.9174)
Init State: GPU for Image Processing supported by default
User Preference: GPU for Image Processing Enabled
Enable HDR in Library: OFF
GPU for Preview Generation: Auto (S3_5)