Lightroom hangs

Hello. Lightroom CC hangs all the time. And i don't think that its because of PC. I noted that it works faster when i makes smaller window of lightroom.

Info about this PC:

Lightroom version: CC 2015.9

Operating system: Windows 10

Version: 10.0

Application architecture: x64

System architecture: x64

Logical processor count: 6

Processor speed: 3.5 GHz

Built-in memory: 16383.1 MB

Real memory available to Lightroom: 16383.1 MB

Real memory used by Lightroom: 787.1 MB (4.8%)

Virtual memory used by Lightroom: 866.4 MB

GDI objects count: 805

USER objects count: 2716

Process handles count: 1569

Memory cache size: 0.0MB / 3839.7MB (0.0%)

Maximum thread count used by Camera Raw: 6

Camera Raw SIMD optimization: SSE2,AVX

Camera Raw virtual memory: 247MB / 8191MB (3%)

System DPI setting: 144 DPI (high DPI mode)

Desktop composition enabled: Yes

Displays: 1) 3840x2160

Input types: Multitouch: No, Integrated touch: No, Integrated pen: No, External touch: No, External pen: No, Keyboard: No

Graphics Processor Info:

GeForce GTX 1060 6GB/PCIe/SSE2

Check OpenGL support: Passed

Vendor: NVIDIA Corporation

Version: 3.3.0 NVIDIA 378.78

Renderer: GeForce GTX 1060 6GB/PCIe/SSE2

LanguageVersion: 3.30 NVIDIA via Cg compiler

Does anybody has the same problem? Thank you!