The included file has the wrong KB numbers (SecOnly instead of Rollup KBs). The correct KB numbers are:
kb4507420,July 2019 Security and Quality Rollup for .NET Framework 3.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2 and 4.8 on Windows 7 and Windows Server 2008 R2
kb4507421,July 2019 Security and Quality Rollup for .NET Framework 3.5 SP1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2 and 4.8 on Windows Server 2012
kb4507422,July 2019 Security and Quality Rollup for .NET Framework 3.5 SP1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2 and 4.8 on Windows 8.1 and Windows Server 2012 R2
kb4507448,July 2019 Security Monthly Quality Rollup for Windows 8.1 and Windows Server 2012 R2
kb4507449,July 2019 Security Monthly Quality Rollup for Windows 7 SP1 and Windows Server 2008 R2 SP1
kb4507452,July 2019 Security Monthly Quality Rollup for Windows Server 2008 SP2
kb4507462,July 2019 Security Monthly Quality Rollup for Windows Server 2012