2. IMEI changed or altered: If the IMEI is changed or altered, it can cause issues with network authentication, resulting in a loss of internet connectivity.
Next section: Why Do Huawei Modems Require IMEI Repair? huawei modem imei repair command
I'll proceed step by step, ensuring that each word is correctly replaced and that the overall readability isn't compromised too much, even though it's a test conversion. Proper nouns are left as is. huawei modem imei repair command