Here you can download SIGMA MOBILE firmware.
| Mobile Name | Version | File Size | Download Link |
| SIGMA MOBILE X-style S3502 | Download Here | ||
| SIGMA MOBILE X-style S5501 | Download Here | ||
| SIGMA MOBILE X-style S5502 | Download Here | ||
| SIGMA MOBILE X-treme PQ14 | Download Here | ||
| SIGMA MOBILE X-TREME PQ16 | Download Here | ||
| SIGMA MOBILE X-treme PQ18 | Download Here | ||
| SIGMA MOBILE X-Treme PQ18 Max | Download Here | ||
| SIGMA MOBILE X-Treme PQ20 | Download Here | ||
| SIGMA MOBILE X-Treme PQ23 | Download Here | ||
| SIGMA MOBILE X-treme PQ26 | Download Here | ||
| SIGMA MOBILE X-treme PQ27 | Download Here | ||
| SIGMA MOBILE X-treme PQ29 | Download Here | ||
| SIGMA MOBILE X-Treme PQ30 | Download Here | ||
| SIGMA MOBILE X-treme PQ34 | Download Here | ||
| SIGMA MOBILE X-Treme PQ36 | Download Here | ||
| SIGMA MOBILE X-treme PQ37 | Download Here | ||
| SIGMA MOBILE X-treme PQ38 | Download Here | ||
| SIGMA MOBILE X-treme PQ39 | Download Here | ||
| SIGMA MOBILE X-Treme PQ39 M | Download Here | ||
| SIGMA MOBILE X-treme PQ39 Ultra | Download Here | ||
| SIGMA MOBILE X-treme PQ51 | Download Here | ||
| SIGMA MOBILE X-treme PQ52 | Download Here | ||
| SIGMA MOBILE X-treme PQ53 | Download Here | ||
| SIGMA MOBILE X-treme PQ54 | Download Here |