: The A133 supports USB 2.0 OTG; ensure you are using a high-quality data cable rather than a charge-only cable.
Navigate back to > System > Developer Options and enable USB Debugging . Connect the tablet to your PC.
Install manually:
Release all buttons. The tablet screen should remain black, indicating it is in FEL mode. allwinner a133 usb driver
Hold down the key while clicking Restart in the Windows Start Menu.
the latest version of Allwinner DriverAssisstant (often bundled with PhoenixSuit or available as a standalone zip archive from reputable firmware hosting sites).
| Tool | Platform | Purpose | |------|----------|---------| | | Windows | Driver switching to WinUSB for FEL | | sunxi-fel | Windows/Linux/macOS | Low-level memory read/write, exec, boot | | PhoenixSuit | Windows | Official Allwinner GUI flashing | | Android Platform Tools | All OS | ADB, fastboot | | UsbDk / libusb | Windows | Backend for sunxi-fel | : The A133 supports USB 2
Download the latest version of or Allwinner Driver Installer from a trusted tech repository.
Wait for the progress bar to complete. A popup message saying "Install Driver Ok" or "Success" will appear. Restart your computer to finalize the installation. Method 2: Manual Installation via Device Manager
This is the proprietary driver package created by Allwinner Technology. It includes the low-level and FEL mode drivers. You must install this package if you plan to use official Allwinner flashing utilities like PhoenixSuit, PhoenixCard, or LiveSuit to unbrick your device. Google Universal ADB Driver (Development & Transfer) Install manually: Release all buttons
For transferring photos, music, and files between your PC and device storage.
Locate the executable file named DriverInstall.exe inside the extracted folder.
Immediately press the repeatedly (approx. 5–10 times) in quick succession.
Right-click the "Unknown Device" in Device Manager and select . Choose Browse my computer for drivers .