How to Fix Infinix Smart HD 2021 X612 Network Problem | No Signal / No Service Solution

If your Infinix Smart HD 2021 (X612) has network issues, no signal, SIM not detected, or mobile data not working, this video will guide you step by step to fix the issue.

In this tutorial, I explain the complete Infinix Smart HD 2021 X612 network problem solution. Network problems usually occur due to SIM card issue, faulty IMEI, baseband problem, software issue, sub board fault, or antenna line problem.

Problems Covered:

Infinix Smart HD 2021 X612 no signal / no network

SIM card not detected on X612

Mobile data not working

Network drops frequently

Sub board network problem

Solution Explained:

SIM slot & connector inspection

Antenna & network line testing

IMEI and baseband verification

Sub board hardware repair if needed

Step-by-step network troubleshooting

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✅ STEP 3: 30 MOST SEARCHED KEYWORDS

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✅ STEP 4: 30 MOST SEARCHING TITLES (ALL “HOW TO”)

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✅ STEP 5: HASHTAGS

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