The MT6261 USB Driver is a for anyone working with feature phones or legacy IoT hardware. It is not user-friendly, and the installation process feels dated, but once configured, it does its job perfectly.
This is called BROM brick . You need a hardware testpoint to short the CLK or CMD pin to force BROM download mode. This is advanced – search for “MT6261 unbrick test point” for your specific device.
The complete driver package (often labeled MT62xx_USB_Driver or MTK_USB_Driver_ALL.7z ) typically includes: