E5573s320 Usbloaderbin Work _verified_ Jun 2026

The most common cause of a permanent brick is using an usbloader.bin from a different device. The E5573s-320 uses a chip. Loaders for the E5577 (Balong 720) or E5372 (Balong 500) will overwrite critical boot headers.

: A common fix for "Error 19" (failed firmware flashing) which occurs when the device has a newer, locked firmware that prevents downgrading. e5573s320 usbloaderbin work