when i use the shaders, the sky looks completely black, and i don't know how to fix it

The images with the sample and the technical information are here:

Spec

• Processor : AMD Ryzen 3 3250U with Radeon Graphics 2.60 GHz
• Ram: 8.00 GB -
• System type : 64-bit operating system, x64-based processor
• GPU : Radeon RX vega 3 (Integrated)
• Shader loader : Optifine HD H9_Pre4 Ultra
• Shader version : 1.3.4

Hello, please use the stable versions of Optifine and not the pre-release versions.

Hello, please use the stable versions of Optifine and not the pre-release versions.

okay, but I use Tlauncher, is there any other solution?

Then I'll have to close this issue post. TLauncher is not supported for piracy reasons.

Your only solution is to buy Minecraft.