This is the method on the iphone
Iphone method to send spmc to your amazon fire tv or stick
Download this Sideloader app for Fire TV
https://appsto.re/gb/IR2N6.i
then open this link
http://spmc.semperpax.com
Click the spmc apk file
wait till downloaded then "open in" sideloader once its on sideloader turn on firestick then open the sideloader app go to settings click "Select firetv device " your fire tv should show up click it go back select files then click the apk file in sideloader then click send, takes a bit of time but it will go on your fire tv or stick.
Once installed open it go to systems go far left and just below it click on "file manager" click add source>address bar and type in
http://bluemoonwizard.site88.net then press done, name it in the box below "bluemoon" then press ok. Come right out to main menu home page, then press systems>settings>add-ons>install from zip a box will pop up on the left click the one that you named "bluemoon" come out to main menu home page then click programs>program add-ons the bluemoon build should be there if not wait a bit longer, then click it then click the next one it should install then follow instructions.