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For developers and system administrators, the .NET Framework 4.5 installer supports command-line parameters for silent, unattended installations, allowing it to be scripted or bundled with other software.
Ideally, you should always source these files from the official Microsoft Download Center or a trusted archived source. However, Microsoft has officially ended support for .NET 4.5 (as it is considered an "end-of-life" product) and often redirects users to 4.8. download dotnetfx45-full-x86-x64.exe offline installer
include language packs. These must be downloaded and installed separately after the main framework is in place. System Requirements
If you are deploying an environment from scratch on older machinery, consider downloading the instead of the base 4.5 version. Because .NET 4.x uses an "in-place" upgrading architecture, version 4.8 includes all the structural APIs found in 4.5, alongside critical modern security patches, cryptographic enhancements, and performance optimizations. This public link is valid for 7 days
Never download executable files from "download aggregator" sites or torrent websites. They often bundle malware, adware, or registry cleaners. Always use Microsoft's official channels .
Because .NET Framework 4.5 is officially out of support, Microsoft often redirects standard download pages to newer versions. You can still find official standalone (offline) packages via these direct Microsoft download links .NET Framework 4.5 (Original): dotNetFx45_Full_x86_x64.exe .NET Framework 4.5.1: NDP451-KB2858728-x86-x64-AllOS-ENU.exe .NET Framework 4.5.2: NDP452-KB2901907-x86-x64-AllOS-ENU.exe Why Use the Offline Installer? Can’t copy the link right now
dotnetfx45_full_x86_x64.exe /q /norestart
If you need to deploy this to 500 workstations via a login script or SCCM, use the silent switches.
Comprehensive Guide: Download dotnetfx45_full_x86_x64.exe Offline Installer
Before running dotnetfx45_full_x86_x64.exe , ensure your target system meets the following hardware and software prerequisites. Supported Operating Systems Windows 7 Service Pack 1 (SP1)