Download the zip file from the link above and extract it to your desktop.
While SN Writer is the standard for MediaTek devices, other tools exist for different chipsets: imei sn writer tool 1.5.3 download
: Unlike temporary engineering mode fixes, changes made with this tool persist even after a factory reset Broad Compatibility Download the zip file from the link above
Flash BSN (Board Serial Number) and RF data for antenna calibration and network stability. Without a valid IMEI, your phone can't connect
If you’ve ever flashed a custom ROM, installed a new firmware, or faced a sudden “No Service” error on your MediaTek-powered phone, you may have encountered a terrifying sight: a . Without a valid IMEI, your phone can't connect to any mobile network, turning it into a Wi-Fi-only tablet. The IMEI SN Writer Tool 1.5.3 is one of the most searched utilities for solving this precise problem, but before you download and run it, there's a lot you need to know.
Once complete, a green message will appear on the screen. Disconnect your phone and restart it. Troubleshooting Common Issues