NSIS Error - Cannot Install - Tried all avalaible solutions

I am a new developer and I want to try Unity. I have recently downloaded the free version but whenever I am trying to install it, I am getting this error -



I have searched the internet for some solutions but none of them worked. I have used that "/NCRC" solution but even though it starts the installation, the extraction process stops at midway, aborting the installation and claiming that the installer is corrupted. This is the error I am getting -...

NSIS Error - Cannot Install - Tried all avalaible solutions