Unable to properly uninstall the Fab plugin for UE5.6, and unable to install the Fab plugin for UE5.7 either

Summary

Unable to properly uninstall the Fab plugin for UE5.6, and unable to install the Fab plugin for UE5.7 either — it’s completely stuck.

What type of bug are you experiencing?

Plugins

Steps to Reproduce

UE5.7 Error Code: FAB-FAB001
An unknown error has occurred during installation of Unreal Engine 5.7 plugin for Fab. If the problem persists, please contact Epic support.

UE5.6 Error Code: IS-EO-Plat-NoFnd:Win-2
An unknown error has occurred during installation of Fab UE Plugin. If the problem persists, please contact Epic support.

Expected Result

I just want to properly install the Fab plugin for UE5.6 and 5.7, and need all possible help.

Observed Result

cannot install the Fab plugin

Platform

PC

Operating System

win10

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