I can't get Call Assistant working T-Mobile 😔

T-mobile

T-Mobile - Manually Activate Call Assistant

1. Disable your phone's Wi-Fi Calling temporarily while you activate Call Assistant. In addition we have also seen that toggling on/off airplane mode works well.

2. Dial **61*(Insert Assigned Number)# and press the send button.

3. Once the call is active press the end button.

4. Dial **62*(Insert Assigned Number)# and press the send button.

5. Once the call is active press the end button.

6. Dial **67*(Insert Assigned Number)# and press the send button.

7. Once the call is active press the end button.

8. Now go back into the app setup and make a test call or go to Call Assistant - Settings - Verify Call Assistant

If you notice a T-Mobile MMI Error Issue:
As of December 12th, we've found that some T-Mobile Call Assistant users are experiencing an MMI error. If you received a message that said "invalid MMI codes" please follow the following steps.

Go to your Android's Settings
Select "Network and Internet" or "Connections"
Select "Mobile Networks"
Turn off "Enhanced 4G LTE Mode"
Now Repeat steps 2, 3, 4 (from above)

**Note: The settings choices may differ slightly depending on the phone and OS.**

T-Mobile - Manually Activate Call Assistant

1. Disable your phone's Wi-Fi Calling temporarily while you activate Call Assistant. In addition we have also seen that toggling on/off airplane mode works well.

2. Dial **61*(Insert Assigned Number)# and press the send button.

3. Once the call is active press the end button.

4. Dial **62*(Insert Assigned Number)# and press the send button.

5. Once the call is active press the end button.

6. Dial **67*(Insert Assigned Number)# and press the send button.

7. Once the call is active press the end button.

8. Now go back into the app setup and make a test call or go to Call Assistant - Settings - Verify Call Assistant

Yes, Call Assistant is working!!! 😎

 

No, still failing test 😔

 

Okay, now lets try to setup call forwarding in your PHONE settings

1. From any Home screen, tap Phone app

2. Tap Menu > Settings > Supplementary services > Call forwarding.

3. Go to Forward when busy type in (Assigned Number)

Go to Forward when unanswered type in (Assigned Number)

Go to Forward when unreachable type in (Assigned Number)

4. Tap TURN ON

5. Now Press make a test call or go to Call Assistant - Settings - Verify Call Assistant

 

It's not going to my voicemail and I am getting an error message

 

If you are still having any issues getting Call Assistant activated and need additional help, please contact us via the Help & feedback in the Menu in the Call Assistant app

Feel free to also reach out via [e-mail]

We're always here to best support you!

If you no longer want to use Call Assistant please dial the following code that pertains to your carrier to get back to carrier voicemail and disable Call Assistant.

T-Mobile/Metro: Dial ##004#

Love,

The Call Assistant Team