How To Use Secret Codes On Tcl 40 R 5g ~repack~ -

Dial *#*#4636#*#* → “Phone Information” → Set preferred network type to “LTE/NR” (5G) instead of global. Many users report better signal locking.

Checks the Firebase Cloud Messaging status and server connection events. *#*#225#*#* Calendar Info How to Use Secret Codes on TCL 40 R 5G

Your TCL 40 R 5G is more than just a budget-friendly 5G smartphone; it’s a sophisticated piece of engineering running on Android 13 (or later). Beneath its typical user interface lies a hidden diagnostic layer accessible through (Unstructured Supplementary Service Data), often referred to as "secret codes" or "engineering codes." follow these steps:

: Advanced hardware and network testing (for MediaTek processors). How to Enter Secret Codes To use these codes on your TCL 40 R 5G , follow these steps: How to Use Secret Codes on TCL 40 R 5G