Darkwing Marenwolf

k tried again installing to Programfiles(x86) now I`m getting Error openingFile for writing: C\:ProgramFiles(x86)\SLVersionChecker.exe

I was forced to update, and got the error that it cannot locate the file for version checker. completely uninstalled, and attempted to reinstalled, and it failed that too. got the error reading Error opening File for writing: C\:Programfiles\Secondlifeviwer\llplugin\dullahan_host.exe the game cannot be played, or reinstalled. Im running the latest Windows 10 version. and heard SL might not even be compatible. Cannot try Firestorm viewer either as the log in is not valid. please tell me there is a fix for this? I miss hanging with my friends on SL Also, running 64 bit OS so attempted to install the 64bit viewer. to no avail. please help!