Cant install citra

I cannot install my citra,I have played citra on my laptop before and its working fine but then i cant update the citra so I delete the citra and download again so that the citra is updated but now i cant install citra

In order for us to provide better support, we need to see the log generated by Citra. This guide will walk you through how you can obtain the log file: How to Upload the Log File.

nevermind i can install it after hundred times of trying