The word "the" is duplicated in the following string:

 ..\..\apps\launcher\src\routes\Products\routes\Realms\components\UnassociatedSubscriptionDialog\index.tsx:173

It Currently reads:

Unable to redeem subscription. The account you are using to sign in to the the Microsoft Store must match the account you’re using in the Launcher. Please confirm the account you are using in the %1$sMicrosoft Store%2$s and try again.

It Should Read:

Unable to redeem subscription. The account you are using to sign in to the Microsoft Store must match the account you’re using in the Launcher. Please confirm the account you are using in the %1$sMicrosoft Store%2$s and try again.