When you connect an A133 device to a PC, it can operate in several different USB modes:
Once you have the driver package (usually a ZIP or RAR file), follow this step-by-step guide. This process focuses on manual installation, which is more reliable than automated installers for this specific chipset.
In contrast, distributions offer a seamless experience. The sunxi community has upstreamed support into the kernel, and the user-space libusb library allows tools like sunxi-fel to claim the USB device without special kernel modules. On most modern Linux systems, plugging in an A133 in FEL mode "just works" after adding a simple udev rule to grant user permissions. This ease of use is one reason why the Allwinner community strongly favors Linux for development work.
During installation, a prompt will appear asking to install drivers from "Rockchip" or "Allwinner."
If you need help finding a or a compatible flashing tool for your tablet model: