Power off the device completely. Do not connect it to the PC yet.
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A much older model, the (likely a low‑end Android device from around 2013–2014), runs Android 4.1.1 on an MT6577 chipset. For this device, older tools like Maui META v9 or SN Writer are more likely to work because the chipset lacks modern security protections. mtk imei v30 link
Click and load the modem database file from your stock ROM folder. Click AP_DB and load the AP database file.
Altering or rewriting an IMEI to match a different device is illegal in many jurisdictions. These tools must only be used to restore the belonging to your specific device. Power off the device completely
Some newer or more advanced tools automate parts of this process, while others require manual entry of IMEI numbers and careful selection of device models. The "V30" in the search term may refer to version 3.0 of a particular tool, driver package, or even a script used in combination with standard MTK tools. For example, some users combine with a separate "v30" driver pack or a script that streamlines the IMEI writing process for certain models.
: Inside the V3.0 tool , the user selects "AT Mode," enters the original IMEI 1 and IMEI 2, and clicks Write . A green notification signifies the "happy ending" where the phone's communication abilities are restored. Alternative "Engineering" Methods For this device, older tools like Maui META
Maui META is another official MediaTek tool designed for baseband calibration, IMEI repair, and NV parameter configuration. It operates in —a special diagnostic mode for MediaTek devices.