Short answer
Download the official UnlockTool driver pack. It contains the USB, MediaTek VCOM, Qualcomm 9008 (QDLoader) and SPD/Unisoc drivers. Install them before connecting a phone, run UnlockTool as administrator, and use a rear USB 2.0 port.
Buy directly on the official site: unlocktool.pk/pricing
Which driver for which phone
| Chipset / brand | Driver | Shows in Device Manager as |
|---|---|---|
| MediaTek (MTK): Tecno, Infinix, Oppo, Vivo, Xiaomi | MTK VCOM / preloader driver | MediaTek USB Port / PreLoader |
| Qualcomm: Samsung, Xiaomi, Oppo, Vivo | Qualcomm 9008 (QDLoader) driver | Qualcomm HS-USB QDLoader 9008 |
| Unisoc / Spreadtrum (SPD): itel, Tecno, ZTE | SPD / SCI USB driver | SPRD U2S Diag / SCI USB2Serial |
| Samsung (Exynos and Qualcomm) | Samsung USB driver | SAMSUNG Mobile USB Modem |
| Vivo and other Android (ADB) | ADB / composite USB driver | Android ADB Interface |
| Apple iPhone / iPad (A12/A13) | Apple Mobile Device Support (installed with iTunes) | Apple Mobile Device USB Driver |
How to install UnlockTool drivers
- Add an antivirus exclusion for the driver and UnlockTool folders.
- Download and extract the driver pack, then run each installer as administrator.
- Restart Windows, connect the phone in the right mode and watch Device Manager for the entry above.
- Still not detected? See waiting for COM ports.
Last updated 21 October 2026 · UnlockTool Support Team
