This Tutorial Helps To Fix This Installation Package Could Not Be Opened Error
Method:
1.Open Regedit As Administrator
2.Locate HKEY_CLASSES_ROOT/Msi.Package/shell
3.Right Click On Shell And Click New Then Key
4.Rename It As runas
5.Right Click On Default And Click Modify In The Right Top
6.Then Type install as &administrator
7.Then Right Click On runas And Click New Then Key
8.Rename It As command
9.Right Click On Default And Click Modify
10.Type msiexec /i "%1"
11.Then Restart Your PC
#fixinstallationpackage
#installationpackage
#installationpackageerrorfixed