step 1) download dotNetFx45 and install it yourself as Administrator
Fixed this by downloading Microsoft .NET Framework 4.5
myself. and install this first. Even though already had a FULL version
Microsoft .NET Framework 4.5
Step 2) install QLIK desktop with override installdir
install Qlik_Sense_Desktop_setup.exe with override installdir. Do not edit regedit.
.\Qlik_Sense_Desktop_setup.exe -installdir C:\QLIK\Sense
For the above all run as Administrator