NET Framework System requirements

The tables in this article are for .NET Framework The following versions list the hardware 、 Operating system and software requirements ：

• .NET Framework 4.5 And its minor versions （4.5.1 and 4.5.2）.
• .NET Framework 4.6 And its minor versions （4.6.1 and 4.6.2）.
• .NET Framework 4.7 And its single point version （4.7.1 and 4.7.2）.
• .NET Framework 4.8

About earlier than .NET Framework 4.5 Of .NET Framework edition , see also  .NET Framework Versions and dependencies .

Allows you to develop .NET Framework The development environment of the application has a separate set of requirements .

  important

from .NET Framework 4 Start , all .NET Framework The versions are updated locally , therefore , Only one... Can exist in the system 4.x edition .  Besides , Some version of Windows A specific version of... Is preinstalled on the operating system .NET Framework.  This means ：

• If a higher... Is already installed on your computer 4.x edition , The previous... Cannot be installed 4.x edition .
• If the operating system is preinstalled with a specific .NET Framework edition , You cannot install the previous on the same computer 4.x edition .
• If you install a higher version , You do not need to uninstall the previous version first .

Download information and links , see also Install for developers .NET Framework.

of .NET Framework Version of the support lifecycle information , see also  Microsoft Support life cycle .

Hardware requirements

Hardware requirements

processor	1 GHz
RAM	512 MB
disk space （ minimum value ）
32 position	4.5 GB
64 position	4.5 GB

Installation requirements

Administrator privileges are required to install .NET Framework.  If you are installing .NET Framework You do not have administrator privileges on your computer , Please contact your network administrator .

Supported client operating systems

Supported client operating systems

operating system	Supported versions	along with OS Pre installation	It can be installed separately
Windows 10 2020 year 5 Monthly update （ edition 2004）	32 Bit and 64 position	.NET Framework 4.8	--
Windows 10 2019 year 11 Monthly update （ edition 1909）	32 Bit and 64 position	.NET Framework 4.8	--
Windows 10 2019 year 5 Monthly update （ edition 1903）	32 Bit and 64 position	.NET Framework 4.8	--
Windows 10 2018 year 10 Monthly update （ edition 1809）	32 Bit and 64 position	.NET Framework 4.7.2	.NET Framework 4.8
Windows 10 2018 year 4 Monthly update （ edition 1803）	32 Bit and 64 position	.NET Framework 4.7.2	.NET Framework 4.8
Windows 10 Fall Creators Update （ edition 1709）	32 Bit and 64 position	.NET Framework 4.7.1	.NET Framework 4.7.2 .NET Framework 4.8
Windows 10 Innovators update （ edition 1703）	32 Bit and 64 position	.NET Framework 4.7	.NET Framework 4.7.1 .NET Framework 4.7.2 .NET Framework 4.8
Windows 10 Anniversary update （ edition 1607）	32 Bit and 64 position	.NET Framework 4.6.2	.NET Framework 4.7 .NET Framework 4.7.1 .NET Framework 4.7.2 .NET Framework 4.8
Windows 10 November Update （ edition 1511）	32 Bit and 64 position	.NET Framework 4.6.1	.NET Framework 4.6.2
Windows 10 （ edition 1507）	32 Bit and 64 position	.NET Framework 4.6	.NET Framework 4.6.1  .NET Framework 4.6.2
Windows 8.1	32 position 、64 Bit and ARM	.NET Framework 4.5.1	.NET Framework 4.5.2 .NET Framework 4.6 .NET Framework 4.6.1 .NET Framework 4.6.2 .NET Framework 4.7 .NET Framework 4.7.1 .NET Framework 4.7.2 .NET Framework 4.8
Windows 8	32 position 、64 Bit and ARM	.NET Framework 4.5	.NET Framework 4.5.1 .NET Framework 4.5.2 .NET Framework 4.6 .NET Framework 4.6.1
Windows 7 SP1	32 Bit and 64 position	--	.NET Framework 4 .NET Framework 4.5 .NET Framework 4.5.1 .NET Framework 4.5.2 .NET Framework 4.6 .NET Framework 4.6.1 .NET Framework 4.6.2 .NET Framework 4.7 .NET Framework 4.7.1 .NET Framework 4.7.2 .NET Framework 4.8
Windows Vista SP2	32 Bit and 64 position	--	.NET Framework 4 .NET Framework 4.5 .NET Framework 4.5.1 .NET Framework 4.5.2 .NET Framework 4.6
Windows XP	32 Bit and 64 position	--	.NET Framework 4

Be careful ：

• stay Windows 7 On the system ,.NET Framework Installation required Windows 7 SP1.  If it's running Windows 7 System , But not installed Service Pack 1, You need to install SP1, Then install .NET Framework.

• Windows Preinstallation environment (Windows PE) Upper support .NET Framework 4.5. Windows PE Not all features are supported on .

• .NET Framework 4 And support IA64 platform .

• For all platforms , We all recommend upgrading to the latest Windows Service Pack And install  Windows to update Key updates available on , This ensures optimal compatibility and security .

• stay 64 Bit operating system ,.NET Framework Support WOW64（ stay 64 On a bit computer 32 Bit handling ） And this machine 64 Bit handling .

Supported server operating system

Supported server operating system

operating system	Supported versions	along with OS Pre installation	It can be installed separately
Windows Server 2019	64 position	.NET Framework 4.7.2	.NET Framework 4.8
Windows Server edition 1809	64 position	.NET Framework 4.7.2	.NET Framework 4.8
Windows Server edition 1803	64 position	.NET Framework 4.7.2	.NET Framework 4.8
Windows Server edition 1709	64 position	.NET Framework 4.7.1	.NET Framework 4.7.2
Windows 2016 Server	64 position	.NET Framework 4.6.2	.NET Framework 4.7 .NET Framework 4.7.1 .NET Framework 4.7.2 .NET Framework 4.8
Windows Server 2012 R2	64 position	.NET Framework 4.5.1	.NET Framework 4.5.2 .NET Framework 4.6 .NET Framework 4.6.1 .NET Framework 4.6.2 .NET Framework 4.7 .NET Framework 4.7.1 .NET Framework 4.7.2 .NET Framework 4.8
Windows Server 2012（64 Bit version ）	64 position	.NET Framework 4.5	.NET Framework 4.5.1 .NET Framework 4.5.2 .NET Framework 4.6 .NET Framework 4.6.1 .NET Framework 4.6.2 .NET Framework 4.7 .NET Framework 4.7.1 .NET Framework 4.7.2 .NET Framework 4.8
Windows Server 2008 R2 SP1	64 position	--	.NET Framework 4 .NET Framework 4.5 .NET Framework 4.5.1 .NET Framework 4.5.2 .NET Framework 4.6 .NET Framework 4.6.1 .NET Framework 4.6.2 .NET Framework 4.7 .NET Framework 4.7.1 .NET Framework 4.7.2 .NET Framework 4.8
Windows Server 2008 SP2	32 Bit and 64 position	--	.NET Framework 4 .NET Framework 4.5 .NET Framework 4.5.1 .NET Framework 4.5.2 .NET Framework 4.6

Be careful ：

• • • Windows Server 2012 Include .NET Framework 4.5, therefore , You don't have to install it separately .  Again ,Windows Server 2012 R2 Include .NET Framework 4.5.1.

    • .NET Framework Yes Windows Server 2008 R2 SP1 Or later versions of the server have limited support for core roles .  About unsupported API list , see also Server Core .NET function .

    • Applicable to Itanium Of the system Windows Server 2008 R2 I won't support it .NET Framework.

    • stay Windows Server 2008 SP2 On ,.NET Framework Not supported in server core role .

    • For all platforms , We all recommend upgrading to the latest Windows Service Pack and  Windows to update Key updates available on , This ensures optimal compatibility and security .  You may need to install the latest on some operating systems Windows Service Pack.

    • stay 64 Bit operating system ,.NET Framework Support WOW64（ stay 64 On a bit computer 32 Bit handling ） And this machine 64 Bit handling .

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