>Download the one that's for UM
>Change it's name to Code.ips
>Turn on your 3ds and go to FBI select titles and see the IdNumber for UM and note it
>Now put your 3ds sdcard on the Pc and go to luma,in case you don't have it make a new folder named titles and inside it make a folder named after UM Idnumber
>Put Code.ips there
>Put your sdcard on the 3ds and turn it on while pressing select and turn on the allow patches option
>Now go to Um and that's it you can read injecting qrcode with the Qrscanner