Here are the steps to install CAB files on Windows 10:
1. Download the CAB Files x86 / X64 depending upon the OS architecture.
2. Rename file to KBnumber.сab (for example KB3176931.Cab).
3. Copy to folder C:\\.
4. Run command-prompt as admin (Right click on Windows icon and choose option).
5. Enter the command “ DISM.exe /Online /Add-Package /PackagePath:c:\\KBnumber.cab “.
6. This installs the CU CAB File.
7. Your devices will restart once the installation is over.
You can also install CAB files via PowerShell by pressing Win + R, typing PowerShell, and pressing CTRL + Shift + Enter. Then type the following command, replace the file path with the appropriate value, and press Enter: Add-WindowsPackage... Restart the computer once the installation completes .
