How to Change Your Phone Number on Steam

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A guide to changing your number via computer or phone
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Steam is a popular multi-player platform used to distribute games and related media online. This wikiHow explains how to change your phone number on either your computer or mobile phone.

Method 1
Method 1 of 2:

Changing Your Phone Number on Your Computer

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    The icon has a robotic arm on it.
    • If you do not have the steam desktop application you can download it by following these steps:
    • Open your web browser and navigate to https://store.steampowered.com/about/
    • Click install Steam, located in blue at the middle of the screen.
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    This will reveal a menu.
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    This is the second option in the menu.
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    This is underneath contact details.
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    This is located next to "New phone number?".
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    • If you have access to your old phone number, you can select the first option via SMS. This will send a confirmation code to your old number.
    • If you use Steam Guard Mobile Authenticator, you can use that as your authenticator.
    • If none of these options work, you can select remove my old phone number at the bottom.
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Method 2
Method 2 of 2:

Changing Your Phone Number on Your Mobile Phone

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    The icon has a robotic arm on it.
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    Tap Sign in.
    • The mobile application does not support account creation.
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    This will reveal the side menu.
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    This option is under Support.
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    • If you do not have a phone number, add one by clicking Add a phone number .
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    This is located next to "New phone number?".
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    • If you have access to your old phone number, select Yes, I have the old phone number.
    • If you do not have access to your old phone number, select Remove my old phone number.
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