Visit this page: https://elsaspeak.com/faqs/how-to-activate-a-membership-voucher-code/
Please make sure that you have registered an ELSA account before heading to this section. Otherwise, please refer to the “Sign up for an account” section above to create an account.
1. Go to https://elsaspeak.com/app/activate-voucher-code
2. Log in to your ELSA account via email/Facebook/Google/Apple (If you are not registered, you can create an account directly on this website by clicking on the "Register" button)
3. Enter the activation code with ALL CAPITAL LETTERS and press "Redeem"
,4. Open the ELSA Speak app, log out and sign in with the ELSA account to update your status.
5. Account activated successfully (check again in the card "Profile" tab => Select the gear settings in the right corner of the screen).
Click here to watch the video.