the game logs in to Twitch and retrieves their loots every time it launches. This is the same behavior for users who claimed the loot, i.e. They will deactivate when the script is not used the next time the game launches. Logging into and authorizing any account through the 'Special Gift from Twitch Prime' menu.

Any time before the loading screen that comes right after the 'A FINAL FANTASY for Fans and First-Timers' and Square-Enix splash screens.They have to be activated before the game checks for Twitch Prime loots there are two spots that are applicable: This script activates the Twitch Prime Rewards for those who missed the giveaway period and are now locked out of them.