IMEI compatability


  • Bought a tmobile Sim off Amazon. Tmobile and other carriers all say the IMEI is not compatible for GSM service. Is the device locked for US service?



  • @Jonathan Barnes

    Sure not, our biggest market is US. When you plug in the SIM card, you must restart the Dasaita unit: settings > car settings > factory settings and put "hctreboot" as password.


  • I have the same problem with my Verizon SIM card. I called customer service and the said the IMEI number is not supported and is for a china phone. I don't know what SIM card to use with this device. 


  • @Support Dasaita Same issue here with my T-Mobile SIM.  They say the IMEI is not compatible on their network. It appears to me they blacklisted the device.  When I searched the IMEI number,  it belongs to a China phone Realme Narzo 50i, released in October 2021 . They said that device is not supported by them according to T-Mobile tech support. 


  • At this point I'm seriously considering returning this stereo and getting something more reliable. I've tried 3 different SIM cards with none working yet. 


  • @neil 

    Hi,

    We've found that many users with T-Mobile SIM cards are facing the same network issue on our units — the SIM is recognized but no internet access.

    Could you please record a short video showing how you set up the APN? Also, please try inserting this SIM card into a regular mobile phone and check if it connects to the network normally. This will help us narrow down the problem quickly.

    Follow step to add the APN :
    https://speed.is/us/t-mobile/apn/
    We are still investigating the compatibility issue with T-Mobile service. We'll keep you updated once we have progress.

  • @Support Dasaita yes the same SIM card works in my other phones aswell . T-Mobile says the IMEI is not compatible on their networks. No matter how much troubleshooting I've done , all Support reps say the same thing . IMEI is no good on their networks.  


  • @Support Dasaita at this point, why don't you get a tmobile Sim card and figure it out at your end instead of wasting time going back and forth taking this matter much longer to resolve. Yes it's happening to every tmobile Sim card and yes they all still work just fine when trying it out on our mobile devices. Bottom line here is that our tmobile Sim aren't working any longer on your devices. It was doing fine for a long time and yes it was working.


  • @Hung Tran We are actively testing this issue on our end. This problem requires not only coordination with T-Mobile, but also reconfiguring relevant data for full compatibility. We are working hard to resolve it as soon as possible and will keep you updated with the latest solution once available.

    Thanks for your time so much.

     

     


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