1. Game starts to lag or stutter at the beginning or after a few minutes
Tip 1.1
Look for the HL.exe file, right-click Properties, then try changing the Compatibility mode to Windows XP Service Pack 2.
Tip 1.2
If previous tip does not work same, try removing the check mark on Run this program in ….
Tip 1.3
Right-click the Desktop and open your graphics card settings and set as below. Slide towards Performance.
2. Game crashes when buying a custom weapon skin.
Tip 2.1
Check if your video mode is set to OpenGL or Direct 3D. Refer to the yoma.one/video/