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LTE question

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So my internet still says LTE and it loads slow or not at all at times. Is there a fix it so I have to upgrade?
Depending on how old your Tesla is and if it's a Model S or Model X, you may need to purchase this:

 
Also - if you go to the vehicle about screen and click on Additional Information, you will be able to see which CPU your MCU is using. It will either be Nvidia Tegra (MCU1) or Intel Atom (MCU2)
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