Thanks. When I run UpgradeReadinessUtility, an error is displayed in about 10 seconds. It also re-occurs when i download the exe again.

The version of visual++ runtime are as follows.

C:\>reg query "HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall" /s | find "DisplayName" |findstr C++
DisplayName REG_SZ Microsoft Visual C++ 2005 Redistributable (x64)
DisplayName REG_SZ Microsoft Visual C++ 2012 x64 Additional Runtime - 11.0.61030
DisplayName REG_SZ Microsoft Visual C++ 2013 x64 Additional Runtime - 12.0.40660
DisplayName REG_SZ Microsoft Visual C++ 2008 Redistributable - x64 9.0.30729.6161
DisplayName REG_SZ Microsoft Visual C++ 2008 Redistributable - x64 9.0.30729.17
DisplayName REG_SZ Microsoft Visual C++ 2017 x64 Additional Runtime - 14.14.26405
DisplayName REG_SZ Microsoft Visual C++ 2005 Redistributable (x64)
DisplayName REG_SZ Microsoft Visual C++ 2017 x64 Minimum Runtime - 14.14.26405
DisplayName REG_SZ Microsoft Visual C++ 2013 x64 Minimum Runtime - 12.0.40660
DisplayName REG_SZ Microsoft Visual C++ 2012 x64 Minimum Runtime - 11.0.61030
DisplayName REG_SZ Microsoft Visual C++ 2010 x64 Redistributable - 10.0.30319

C:\>reg query "HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall" /s | find "DisplayName" |findstr C++
DisplayName REG_SZ Microsoft Visual C++ 2013 Redistributable (x64) - 12.0.30501
DisplayName REG_SZ Microsoft Visual C++ 2010 x86 Redistributable - 10.0.30319
DisplayName REG_SZ Microsoft Visual C++ 2017 x86 Additional Runtime - 14.14.26405
DisplayName REG_SZ Microsoft Visual C++ 2012 Redistributable (x86) - 11.0.61030
DisplayName REG_SZ Microsoft Visual C++ 2017 Redistributable (x64) - 14.14.26405
DisplayName REG_SZ Microsoft Visual C++ 2013 Redistributable (x86) - 12.0.40660
DisplayName REG_SZ Microsoft Visual C++ 2017 x86 Minimum Runtime - 14.14.26405
DisplayName REG_SZ Microsoft Visual C++ 2005 Redistributable
DisplayName REG_SZ Microsoft Visual C++ 2013 x86 Additional Runtime - 12.0.40660
DisplayName REG_SZ Microsoft Visual C++ 2008 Redistributable - x86 9.0.30729.17
DisplayName REG_SZ Microsoft Visual C++ 2008 Redistributable - x86 9.0.30729.6161
DisplayName REG_SZ Microsoft Visual C++ 2012 x86 Additional Runtime - 11.0.61030
DisplayName REG_SZ Microsoft Visual C++ 2012 x86 Minimum Runtime - 11.0.61030
DisplayName REG_SZ Microsoft Visual C++ 2012 Redistributable (x64) - 11.0.61030
DisplayName REG_SZ Microsoft Visual C++ 2013 x86 Minimum Runtime - 12.0.40660
DisplayName REG_SZ Microsoft Visual C++ 2017 Redistributable (x86) - 14.14.26405
DisplayName REG_SZ Microsoft Visual C++ 2013 Redistributable (x64) - 12.0.40660
DisplayName REG_SZ Microsoft Visual C++ 2013 Redistributable (x86) - 12.0.30501

thanks!

https://dell.to/3k4nQK4 It tells you how to contact the software team responsible for this software. You may need to login to your account to view it.

Thanks. I will give this a try.