If you are not sure on how to install a apk into your device you will need to youtube it.
For example "how to install apk on firestick using downloader"
Here is a guide for firesticks -
https://www.firesticktricks.com/sideload-apps-on-firestick.html
APK Downloader Url and downloader short codes ( Most popular 1 and 2)
App 1 - https://aftv.news/348307 or downloader code 348307
1- (Hive tivimate) https://aftv.news/632931or downloader code 632931
2- (Hive - iMPlayer 2.8) https://aftv.news/380483 or downloader code 380483 (no longer working)
3 - Hive smarters - https://aftv.news/174608 or downloader code 174608
4 - (Hive nextv) https://aftv.news/328427 or code dL code 328427
5 - (Hive Sparkle) https://aftv.news/482419 or downloader code 482419
