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If you do want to use OpenWrt permanently, it is recommended to convert the device to UBI layout by following this guide: In this case, download the non-UBI variant of the device firmware openwrt-mediatek-mt7622-linksys_e8450-squashfs-sysupgrade.bin and upload it in the vendor firmware Web UI upgrade page. “non-UBI”), as it contains ECC errors out of the factory, and these errors are not compatible with the new SPI-NAND driver, that means you cannot install the non-UBI firmware ( *.bin).ĭue to the not exactly advantageous layout and management of the SPI Flash, the best way to use the device is to replace the bootloader and convert the flash layout of the device to UBI rather than trying to stay compatible with the vendor firmware, but if you just want to try OpenWrt and still plan to go back to the vendor firmware, use the non-UBI version of the firmware which can be flashed using the vendor's web interface. It is no longer possible to keep the default vendor flash layout (a.k.a.
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