Common errors when creating a personal Samsung account

Last updated March 5th, 2026

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This topic is not applicable to you if you use Samsung account for Business to access Knox cloud services.

Environment

When creating a personal Samsung account, you may encounter an error after entering your email address.

Error message	Requirement
Email address contains banned word	Your email address can't contain the following terms: admin administrator samsung samsungapps supervisor tizenaccount tizenstore tizen
Email address not valid	The length of the email address, including the domain, must be between 5 to 50 characters.
Using special characters, other than . - _ +, isn't allowed in your email address.	Your email address can only include the following special characters: period (.), dash (-), underscore (_), plus (+).
Account already exists	This email address is already associated with a Samsung account. If the existing account belongs to you, reset your Samsung account password.

For more Samsung account troubleshooting tips, see the Samsung account FAQ.