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Pan-sharpening a composite 3-band 4-3-2 RGB true colour Landsat-8 satellite image of Gebel Asyut el-Gharbi

How to enhance a composite 3-band satellite image with a panchromatic band, by pan-sharpening in ArcGIS.

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‘I see your true colours . . ‘ creating a composite ‘true colour’ Landsat-8 satellite image of Gebel Asyut el-Gharbi

How to create a natural 'true colour' image from single Landsat-8 satellite image bands.