MFA Phone Setup

Summary

This article explains how to set up Multi-Factor Authentication (MFA) using your phone (text message or phone call) for your CCS account.

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Who This Applies To

• ✅ All CCS staff and employees using phone-based MFA

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Important Notes Before You Start

• 📱 Using a mobile phone is recommended so you can verify your identity from anywhere
• 🔁 You can set up multiple phone numbers (up to three)
• 🔐 Phone-based MFA is less secure than the Microsoft Authenticator app, but still supported

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Step 1: Sign In on Your Computer

• Go to: 👉 https://login.microsoftonline.com
• Sign in with your CCS email and password
• Click Next to begin MFA setup

 

 

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Step 2: Choose Phone as Your Method

• Click I want to set up a different method

• Select Phone

 

• Click Confirm

 

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Step 3: Enter Your Phone Number

• Enter your phone number
• Choose one of the following options:
  • 📩 Text me a code
  • 📞 Call me
• Click Next

  

 

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Step 4A: Verify Using Text Message

If you chose text message:

1. Check your phone for a 6-digit code
2. Enter the code on your computer
3. Click Next

 

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Step 4B: Verify Using Phone Call

If you chose phone call:

1. Answer the call from Microsoft
2. You will hear a message:
   “This is Microsoft. If you are trying to sign in, press the pound key…” 
3. Press # (pound key) on your phone
4. Click Next on your computer

 

 

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7. Step 5: Finish Setup

8. Click Done
9. Continue signing in

📌 Some users may be prompted to set up the Microsoft Authenticator app afterward

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✅ What Happens Next?

• When signing in, you will receive either:
  • A text message with a verification code
  • A phone call asking you to confirm your login
• This adds a second layer of security to your account

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❓ Troubleshooting Tips

• Make sure your phone has signal or service
• Double-check the phone number entered is correct
• If you do not receive a code or call, try the other option (text vs call)
• If you still cannot verify, contact the CCS Helpdesk