Or, watch the step by step video here (also below).Į-Transcript Viewer is FREE software that allows you to VIEW. PTX files by installing the free E-Transcript Viewer. They are also smaller than EXE files, so a preferred file format for many. Unlike EXE files, PTX files are not blocked by firewalls or virus protection software. PTX files are deposition or court transcripts created with RealLegal E-Transcript software, now owned by Thomas Reuters/West Law.