You are downloading the Discorde AppX file v188.8.131.52 for Windows Phone. Discorde is a free and useful Social app: Discorde is a browser for Discord. Since the site layout is incompatible with IE browser, this app is able to show it properly.Do not support ... You can now download the offline AppX file to install & try it.
Download Locations for Discorde 184.108.40.206 AppX file
Note: To install it manually from an SD card, you should choose one of the server location above to get the offline Discorde AppX file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.