: Conversely, if you are flashing a very old device, try using an older version like v3.13.

The process works like this:

Using a Download Agent that is incompatible with the specific MediaTek chipset.

. This is often due to a communication breakdown between your PC and the MediaTek hardware. Common Solutions Use an Auth Bypass Tool

The "DA 100%" hang is almost always a driver handshake issue. Your PC sees the device, but it hasn't established the port correctly. Open Device Manager on your PC.