Here are some steps you can try to resolve this issue:
1.Ensure the .NET version is 4.8 Runtime framework. If not, download and install it.
2.Complete all pending Windows updates, if any.
3.Uninstall ‘Power Automate Desktop’ from Control Panel > Programs > Uninstall a Program.
4.Open File Explorer and navigate to %localappdata% > Microsoft and delete the “Power Automate Desktop” folder.
Also, navigate to %programdata% > Microsoft and delete the “Power Automate Desktop” folder.
5.Download the latest setup from Power Automate Desktop and reinstall (as admin if possible).
If the same issue shows up, restart the system and reinstall using the same setup file.
6.If the C++ approach does not fix the issue, then follow the below steps:
Access the Registry Editor and navigate to Computer\\HKEY_LOCAL_MACHINE\\SOFTWARE\\WOW6432Node\\Microsoft.
7.Check if the logs mention vcredist64. If yes, uninstall it manually and restart the pc.
Launch the Power Automate Desktop installer as admin and install again.
(Note:- if you got your solution you can mark as solution and gives kudos)
Thanks & Regards
Vishnu Reddy