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Even with the MTK USB Driver v108 fixed, you may encounter these issues:
| Error Code | Cause | Solution | | :--- | :--- | :--- | | Code 10 (Still persists) | Driver conflict with another serial driver (e.g., Nokia, Qualcomm) | Use USBDeview to uninstall all COM port drivers. Reboot, reinstall. | | Code 52 (Digital signature) | Windows update patched the fix | Re-disable signature enforcement. Use DSEO (Driver Signature Enforcement Overrider) to sign usb2ser.sys manually. | | Device disappears after 2 seconds | Normal behavior for Preloader | This is not an error. The driver is working. SP Flash Tool must be ready before connecting. | | ERROR: STATUS_DEVICE_NOT_FOUND | Windows Power Management turned off USB port | Go to Device Manager > USB Root Hub > Properties > Power Management > Uncheck "Allow computer to turn off this device." |
A: Yes. On Windows 7, the original v108 works without fixes. However, the "fixed" version adds extra hardware IDs, making it superior even on legacy OS.
Before diving into the fix, it is crucial to understand the software itself. mtk usb driver v108 fixed
The MTK USB Driver (version 1.0.8) is a set of USB drivers released by MediaTek Inc. that allows Windows to communicate with MediaTek smartphones and tablets in specialized boot modes:
Why v108?
Later versions (v1.1124, v1.1236) introduced stricter signature enforcement and broke compatibility with older flashing tools. Version 1.0.8 remains the gold standard because it works flawlessly with SP Flash Tool v5 and v6, Miracle Box, and CM2. However, the original distribution of v108 had a critical driver signing vulnerability on Windows 8, 10, and 11.
The original MTK USB Driver v108 suffers from three primary failure points: Even with the MTK USB Driver v108 fixed
The "MTK USB Driver v108 fixed" refers to a community-modified version where these issues have been resolved.
The original v1.0.8 driver was unsigned and often caused Windows 8, 10, and 11 to reject it due to driver signature enforcement. The "fixed" version refers to community-modified driver files that:
In short: the fixed version works on modern 64-bit Windows systems without forcing you to disable driver signature enforcement every single boot. A: Yes
This guide works for Windows 10 (20H2, 21H2, 22H2) and Windows 11 (all builds).
Before installing the fixed version, purge any existing MTK drivers.
Users of previous driver versions (often v1.0.8.0 or older iterations) frequently encountered a specific error: "Port: COM Port error" or devices failing to be detected by flashing tools despite successful installation.
The "v108 Fixed" release addresses these specific bugs. Here is why it matters: