Zadig-2.5.exe
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For resolving driver issues on Windows 7/8, you can follow these steps
Download:https://zadig .akeo.ie/
Wait for the refresh
Click on the download link to download the file: Zadig-2.5.exe
Once open select List All Devices from the menu Options.
Select Espressif CDC Device (Interface 0) from the drop-down list.
Once download is complete,
please run the application with Administrator Rights.
Resolution for Driver issues on ESP MCU Espressif CDC Device Error
(Applicable to WINDOWS 7/8 )