Cannot Install .NET Framework 4.8.1 on my Windows 10

[windowsjudo_555]

i cannot install .NET Framework 4.8.1.
.NET Framework 4.8.1 has not been installed because:

Access is denied
Log file:
OS Version = 10.0.19042, SP = 0.0, Platform 2
OS Description = Future OS - x64
MSI = 5.0.19041.1466
Windows servicing = 10.0.19041.1371
CommandLine = C:\269bc3274d53df154dca3bc0ca5587\\Setup.exe /x86 /x64 /web
TimeZone = GMT Daylight Time
Initial LCID = 1033
Using Simultaneous Download and Install mechanism
Operation: Installing
Package Name = Microsoft .NET Framework 4.8.1 Setup
Package Version = 4.8.09195
User Experience Data Collection Policy: Disabled
Number of applicable items: 6
Exe (C:\269bc3274d53df154dca3bc0ca5587\SetupUtility.exe) succeeded.
Exe Log File: dd_SetupUtility.txt
Exe (C:\269bc3274d53df154dca3bc0ca5587\SetupUtility.exe) succeeded.
Exe Log File: dd_SetupUtility.txt
Exe (C:\269bc3274d53df154dca3bc0ca5587\Windows10.0-KB5011048-x64.cab) failed with 0x5 - Access is denied. .
Exe Log File: CBS.log
Exe (C:\269bc3274d53df154dca3bc0ca5587\Windows10.0-KB5011048-x64.cab) failed with 0x5 - Access is denied. .
Exe (C:\269bc3274d53df154dca3bc0ca5587\Windows10.0-KB5011048-x64.cab) failed with 0x5 - Access is denied. .
Exe (C:\269bc3274d53df154dca3bc0ca5587\Windows10.0-KB5011048-x64.cab) failed with 0x5 - Access is denied. .
Final Result: Installation failed with error code: (0x00000005), "Access is denied. " (Elapsed time: 0 00:02:41).

 

[gonegirl_Amerpie]

Try downloading the .NET Framework 4.8.1 Offline Installer: https://dotnet.microsoft.com/en-us/download/dotnet-framework/thank-you/net481-offline-installer

 

[unforgivenmarramgoat]

Do you consider upgrading to Windows 10 22H2?