- Go to https://store.steampowered.com/login/ login with your account
If it asks for email code go to the current email and enter the code
- Go to your “Account Details” from the top right dropdown
- Select “Change my email address”
- Now you will need to confirm the current email address to be able to change it select “Email an account verification code”
- Go to your current email address and find the latest email from steam which should contain the code
- Enter this code into the input field, and “Continue” afterwards
- Enter the new email address you wish to change to and click “Change Email” afterwards
- Now go to the new email and find the latest email from steam and copy the code
- Enter the code into the input field and click “Confirm Email Change”
- Done, your email is now updated!