Y-TECH AUTO SERVICE
Build your own Diagnostic Diesel Laptop for Trucks , Engines, Heavy Construction machines & Vehicles.

Enter: AT+EGMR=1,10,"YOUR_IMEI_NUMBER" (for the second SIM). Restart your device.

: Changing or repairing an IMEI is restricted or illegal in many regions. Ensure you are using the original IMEI found on the device's box or under the battery for legitimate restoration purposes. PC drivers

— This is the most common code for RDA-based feature phones to directly open the IMEI change/repair menu Alternate Code

Enter (Repair Dongle Advanced). Unlike expensive Z3X or Octopus boxes, CoolSand RDA is a community favorite for its balance of cost and power—specifically for Exynos chipsets .

Utilizing special factory dialing codes to access hidden engineering menus. While codes vary, common entry points include

in many regions and can lead to severe penalties. Always use the original numbers belonging to that specific device. Do you have the original sticker

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