public void DoLocalize_TMPUGUILabel(string MainTranslation, string SecondaryTranslation)
        {
            {
                //--[ Localize Font Object ]----------
#if TextMeshPro_Pre53
				TMPro.TextMeshProFont newFont = GetSecondaryTranslatedObj<TMPro.TextMeshProFont>(ref MainTranslation, ref SecondaryTranslation);
#else
                TMPro.TMP_FontAsset newFont = GetSecondaryTranslatedObj<TMPro.TMP_FontAsset>(ref MainTranslation, ref SecondaryTranslation);
#endif
                if (newFont != null)
                {
                    if (mTarget_TMPUGUILabel.font != newFont)
                    {
                        var oldMaterial = mTarget_TMPUGUILabel.fontSharedMaterial;
                        mTarget_TMPUGUILabel.font = newFont;
                        var mYmat = mTarget_TMPUGUILabel.fontMaterial;

                        CommonUtility.CopyMaterialProperties(oldMaterial, mYmat);

                        if (oldMaterial.shaderKeywords.Contains(ShaderUtilities.Keyword_Glow))
                            mYmat.EnableKeyword(ShaderUtilities.Keyword_Glow);
                        if (oldMaterial.shaderKeywords.Contains(ShaderUtilities.Keyword_Bevel))
                            mYmat.EnableKeyword(ShaderUtilities.Keyword_Bevel);
                        if (oldMaterial.shaderKeywords.Contains(ShaderUtilities.Keyword_Outline))
                            mYmat.EnableKeyword(ShaderUtilities.Keyword_Outline);
                        if (oldMaterial.shaderKeywords.Contains(ShaderUtilities.Keyword_Underlay))
                            mYmat.EnableKeyword(ShaderUtilities.Keyword_Underlay);

                        mTarget_TMPUGUILabel.fontMaterial = mYmat;
                        mTarget_TMPUGUILabel.UpdateMeshPadding();
                    }
                }
(.....)

---------------


public static void CopyMaterialProperties(Material source, Material destination)
        {
            MaterialProperty[] sourceProperties = MaterialEditor.GetMaterialProperties(new Material[] { source });

            for (int i = 0; i < sourceProperties.Length; i++)
            {
                int propId = Shader.PropertyToID(sourceProperties[i].name);
                if (destination.HasProperty(propId))
                {
                    switch (ShaderUtil.GetPropertyType(source.shader, i))
                    {

                        case ShaderUtil.ShaderPropertyType.Float:
                            destination.SetFloat(propId, source.GetFloat(propId));
                            break;
                        case ShaderUtil.ShaderPropertyType.Range:
                            destination.SetFloat(propId, source.GetFloat(propId));
                            break;
                        case ShaderUtil.ShaderPropertyType.Vector:
                            destination.SetVector(propId, source.GetVector(propId));
                            break;
                        case ShaderUtil.ShaderPropertyType.Color:
                            destination.SetColor(propId, source.GetColor(propId));
                            break;
                    }
                }
            }
        }