Hey Mkhaya,
To change or add a recovery address:
1. Sign in to your account at accounts.google.com.
2. At the top, click Security.
3. In the Recovery & alerts box, click Edit next to Recovery email.
Your recovery address should be an email address that you use regularly
AND
To add a recovery phone number to your account:
1. Sign in to your account at accounts.google.com.
2. At the top, click Security.
3. In the Recovery & alerts box, click Add a phone number next to Recovery phone