SN Writer Tool v2.1436 lets you write IMEI, serial number, and related NVRAM data on MediaTek smartphones, feature phones, and tablets from a Windows PC.
It's a handy solution for restoring missing IMEI or barcode data after a flash, or writing factory serial information on supported MediaTek devices.

SN Writer Tool v2.1436 for Windows
SN Writer Tool is a Windows utility built for writing IMEI and serial data on MediaTek devices. Version v2.1436 is a tested release commonly used by technicians for IMEI and barcode write workflows.
SN Writer Tool is portable, so there's nothing to install. Just download the ZIP, extract it, and run the executable.
When Do You Need SN Writer Tool v2.1436?
You'll typically reach for this tool when you need to:
- Write IMEI numbers on a MediaTek smartphone, feature phone, or tablet.
- Write or restore barcode, serial number, or related NVRAM data.
- Repair missing IMEI after a firmware flash.
- Complete factory data writing on a supported MediaTek device.
Download SN Writer Tool v2.1436
| Name | SN Writer Tool v2.1436 |
| Type | IMEI / SN Writer Tool for Mediatek Devices |
| Developer | Mediatek Inc. |
| File Name | SN_Writer_Tool_v2.1436.zip |
| File Size | 18.1 MB |
| Version | v2.1436 |
| Supports | Windows 11, 10, 8.1, 8, 7, Vista, XP (32-bit & 64-bit) |
FAQs
What is SN Writer Tool v2.1436?
It's a Windows-based utility for writing IMEI, serial number, and related data on MediaTek devices. Version v2.1436 is a stable, tested release widely used for SN and IMEI write jobs.
How do I use SN Writer Tool v2.1436?
Download the ZIP, extract it on your Windows PC, load the required database file, then connect your MediaTek device. Follow the full usage guide for detailed steps.
Is SN Writer Tool v2.1436 free?
Yes, it's completely free to download and use for writing IMEI and serial data on supported MediaTek devices.
Is SN Writer Tool v2.1436 safe?
It's safe when you use a trusted download source, the correct database file, and the right IMEI values for your device. Always install the required USB drivers first, and never interrupt the write process while it's in progress.
Do I need drivers or a database for SN Writer Tool v2.1436?
Yes. Install the VCOM Driver and CDC Driver, and use the matching Database File so the tool can write IMEI on your MediaTek device.
Does SN Writer Tool v2.1436 flash firmware?
No. SN Writer Tool is for writing IMEI and serial data. To flash stock firmware, use SP Flash Tool for Windows instead.