How To Use Secret Codes On - Redmi A3

On the Redmi A3 (running HyperOS based on Android 14), some older codes (like engineering mode ( # #3646633# # )) no longer work due to Android security restrictions. The guide could better clarify which codes are blocked by Xiaomi vs. which still function.

4.5/5 Would I recommend? Yes, for troubleshooting and checking hardware stats. No, if you’re looking for actual hidden features. How to Use Secret Codes on REDMI A3

The article clearly explains how to access the hidden diagnostic menu (USSD/MMI codes) on the Redmi A3. Codes for checking IMEI ( #06#), running battery tests ( # #4636# #*), and hardware calibration work as described. The step-by-step format is beginner-friendly, and it warns against trying unsafe “unlock” codes found on shady forums. On the Redmi A3 (running HyperOS based on

Here’s a sample review you can use or adapt for an article, video, or guide titled : ⭐ 4.5/5 – Useful for Power Users, but Manage Expectations The article clearly explains how to access the

I recently followed the guide "How to Use Secret Codes on REDMI A3" , and here’s my honest take.