Yes, follow the steps and you can then change the email address for your Hashnode Account.
Step 1: Click on your Profile Picture and then Accounts Settings.
Step 2: On the Accounts Settings page, scroll down, and here you will find the option to change your email address. Then click the "Update" button.
Please Note: Changing your email address might break your OAuth sign-in if your social media accounts do not use the same email address. Please use the magic link sign-in if you encounter such an issue.