May I suggest you please create a new trailhead account with your personal email address and share the profile ID of the particular trailhead profile and also the profile ID of the official org in which you have the trailhead badges to the trailhead support team so that they can transfer the badges from your official account to the personal account.
You may reach the trailhead support team with the details at the below email address.
May I suggest you please create a new trailhead account with your personal email address and share the profile ID of the particular trailhead profile and also the profile ID of the official org in which you have the trailhead badges to the trailhead support team so that they can transfer the badges from your official account to the personal account.
You may reach the trailhead support team with the details at the below email address.
- trailhead@salesforce.com
Hope this will help you resolve the issue.Kindly mark this as solved if the information is helpful.
Thanks,
Nagendra
This might be of some help:
https://force.desk.com/customer/portal/articles/2896953-trailhead-self-service-account-merge
Plese mark it as solved and select answer as best answer if it helped.
Thanks,
- Prashant