Please check the bandwidth that you are getting. Disable WiFi before running this Field Test.
You may check the current LTE band/5G/4G/3G by dialing *3001#12345#* pressing the call button and then selecting the Serving cell info option
Bandwidth on the 2nd and 3rd Screenshots.
See the pic below which is self-explanatory
![](https://discussions.apple.com/content/attachment/c7ca3af2-0580-48dc-83ca-91556fb31b3d)
![](https://support.apple.com/library/content/dam/edam/applecare/images/en_US/mac_apps/itunes/divider.png)
E, 2G, 3G, 4G, LTE, VoLTE, and 5G all are Carrier Specific features. Contact your Carrier (Cellular Service Provider), the agency that issued the SIM / eSIM to you. About the LTE options on your iPhone - Apple Support (IN)
See the Pic below and the explanations thereof
![](https://discussions.apple.com/content/attachment/c599722d-1eb3-4c07-ac67-abcf9e50b6c4)
![](https://support.apple.com/library/content/dam/edam/applecare/images/en_US/mac_apps/itunes/divider.png)
The pic below is self-explanatory
![](https://discussions.apple.com/content/attachment/4bc4f5bd-e35d-46eb-8898-695766db691c)
![](https://support.apple.com/library/content/dam/edam/applecare/images/en_US/mac_apps/itunes/divider.png)
However, iPhone model-specific feature is listed here --> Identify your iPhone model - Apple Support . and tap on "See the Technical Specs for Model "XXXXXX" under each model and Scroll down to the "Cellular and Wireless" section.
![](https://support.apple.com/library/content/dam/edam/applecare/images/en_US/mac_apps/itunes/divider.png)
![](https://discussions.apple.com/content/attachment/7131f963-47ae-476b-b978-ba40b992d880)