API Reference > webgl-Compatibility > Compatibility > WebGLRenderCompatibilityStatus WebGLRenderCompatibilityStatus Enumeration An enumeration that describes a general "compatibility rating" based on the contents of a WebGLRenderCompatibilityInfo. Members Name Value Description AllOkay 0 Signifies that everything is ideal: context created successfully, all required and optional features are available,and browser did not signal a major performance caveat. MissingOptionalFeatures 1 Signifies that the base requirements of compatibility are met but at least some optional features are missing.Consult the contents of WebGLRenderCompatibilityInfo.missingOptionalFeatures. MajorPerformanceCaveat 2 Signifies that the base requirements of compatibility are met but WebGL reported a major performance caveat. The browserhas likely fallen back to software rendering due to lack of a usable GPU.Consult WebGLRenderCompatibilityInfo.contextErrorMessage for a possible description of what went wrong.There could also be some missing optional features; consult the contents of WebGLRenderCompatibilityInfo.missingOptionalFeatures. MissingRequiredFeatures 3 Signifies that the base requirements of compatibility are not met; rendering cannot occur.Consult the contents of WebGLRenderCompatibilityInfo.missingRequiredFeatures. CannotCreateContext 4 Signifies an inability to create either a canvas or a WebGL rendering context; rendering cannot occur. ConsultWebGLRenderCompatibilityInfo.contextErrorMessage for a possible description of what went wrong. Defined in RenderCompatibility.ts Line 47 Last Updated: 29 November, 2022