You can play the game without disc if you have the digital download version of FINAL FANTASY XIV: Online installed.
*The PlayStation®5 version is only available as a digital download.
If you currently play with the disc version but wish to play without the disc, you can obtain the digital version of FINAL FANTASY XIV: Online client by downloading the FINAL FANTASY XIV Free Trial from the PlayStation®Store.
By uninstalling the existing client and installing the FINAL FANTASY XIV Free Trial, you will be able to play the game without a disc.
Please note that if you already have the FINAL FANTASY XIV Free Trial or the digital version of FINAL FANTASY XIV: Online installed, you can continue to play without a disc whether you purchase the disc or digital version of the expansion packs.