Problem with hardware firmware Jumper t 12

Problem with hardware firmware Jumper t 12
Device: HappyModel ES24TX 2400 TX
Release 2.5.0
Configurator v1.4.1
Logs: Без заголовка - Text-Host - текстовый хостинг

Error:
Flash error An error has occured, see the above log for the exact error message. If you have not already done so, visit Expresslrs.org and read the Flashing Guide for your particular device as well as the Troubleshooting Guide. If

Using manually specified: COM1
[…]
A fatal error occurred: Failed to connect to ESP32: Timed out waiting for packet header

So when you open the Windows device manager, and you plug your board in, it appears as “COM1”? Usually COM1 is a motherboard COM port and not the right one for a development board. You might have forgotten to install the drivers for the CP2102 USB-serial chip (CP210x USB to UART Bridge VCP Drivers - Silicon Labs).

Thanks. I am install driver and connect port com5

Logs: Без заголовка - Text-Host - текстовый хостинг

Error:

Flash error

An error has occured, see the above log for the exact error message. If you have not already done so, visit [Expresslrs.org] and read the [Flashing Guide]…

All ok! Problem ready! Thanks!

But what was the exact problem then? Wrong drivers?