This paper presents the method of treatment of tapestry textile from the Coptic period. It deals with a selected piece of The Egyptian textile museum in Cairo. Treatment procedure was performed in several stages; starting examination by Scanning Electron Microscopy (SEM) associated with EDAX (SEM–EDAX) for identification of the fibers, the deterioration, and analysis the mordant in dyed samples. The results showed fiber damages, while FTIR used to identify dyes. The treatment of a tapestry piece was performed by removing old support, and finally consolidates the object by fixing it on a new support of natural blue linen which was stretched on a foam frame according to the requirements of the museum.