If you hit a roadblock during installation, let me know , the Windows version you are using, or the exact error code displayed in the log window so we can troubleshoot further. Share public link
Are you trying to flash a of Huawei modem or a smartphone? How can I update my phone | HUAWEI Support Global
Release the button when the screen displays the interface. Step 4: Configure and Run Huawei Flasher V2 Launch HuaweiFlasher.exe as an Administrator.