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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1 Changing Your Phone Number on Your Computer

2 Changing Your Phone Number on Your Mobile Phone

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Reviewed by Stan Kats

Last Updated: October 15, 2024 Tested

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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.

Steps

Method 1

Method 1 of 2:

Changing Your Phone Number on Your Computer

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1. 
   1
   Open Steam. 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.
2. 
   2
   Click your name on the top right of the screen. This will reveal a menu.
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3. 
   3
   Click on Account Details. This is the second option in the menu.
4. 
   4
   Click Manage your phone number. This is underneath contact details.
5. 
   5
   Click change phone number. This is located next to "New phone number?".
6. 
   6
   Select one of the authentication options.

   • 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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1. 
   1
   Open the Steam app. The icon has a robotic arm on it.
2. 
   2
   Enter your login information. Tap Sign in.

   • The mobile application does not support account creation.
3. 
   3
   Tap the ☰ left corner. This will reveal the side menu.
4. 
   4
   Tap Account Details at the bottom of the menu. This option is under Support.
5. 
   5
   Scroll down and tap Manage your phone number.

   • If you do not have a phone number, add one by clicking Add a phone number.
6. 
   6
   Tap change phone number. This is located next to "New phone number?".
7. 
   7
   Change your phone number by selecting one of the verification methods.

   • 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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