# The `touch` command ## Table of contents 1. [TL;DR](#tldr) ## TL;DR ```sh # Change the access and modification date of files. # End the time with 'Z' to specify the new time is UTC instead of local time. touch -cd '2017-08-15T13:28:42' '20170815_132842.mp4' touch -cd '2017-08-15T12:28:42Z' '20170815_132842.mp4' ```