DLL

System.Reactive.Interfaces.dll

Download and install System.Reactive.Interfaces.dll to fix missing or corrupted DLL errors.

(135 Files Available)
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Repository Analysis

Company
Microsoft Open Technologies, Inc.
Product
Reactive Extensions
Description
System.Reactive.Interfaces
Architecture
x86-64 (64 bit) x86 (32 bit)
Metadata Consensus
73/135 Files 54.1%
Higher percentages indicate stronger agreement across versions. Browse repository metadata to compare variant differences.

Frequently Asked Questions

What is System.Reactive.Interfaces.dll?

Metadata analysis shows System.Reactive.Interfaces.dll is a Dynamic Link Library (DLL) developed by Microsoft Open Technologies, Inc. for Reactive Extensions and is described as “System.Reactive.Interfaces” .

DLL files (Dynamic Link Libraries) are shared core modules used by Windows programs to run efficiently without duplicating code. Most errors occur because the DLL is missing, corrupted, or outdated. In many cases, reinstalling the related application, repairing Windows, or replacing the DLL resolves the issue.

How do I fix missing DLL errors?
1

Software Fix

Fully uninstall and reinstall the program causing the error. If you are not sure what program is broken, look at the available file metadata above for hints. If a clean reinstall fails, download and install the DLL file manually.

2

Windows System Fix

Make sure Windows is fully updated. To repair system files automatically, right-click the Start menu, open PowerShell (Admin), and run these two commands in order:

Step A DISM /Online /Cleanup-Image /RestoreHealth
Step B sfc /scannow
How do I install DLL files?
1

Download & Extract

Download the file, right-click the folder, and extract all files to your computer.

2

Install the .DLL

Move the extracted DLL file into the root folder of the software that is giving you the error (where its .exe file is located), or place it in the system directory below:

32-bit → C:\Windows\SysWOW64
64-bit → C:\Windows\System32
3

Restart the Program

Close and reopen the program or game so Windows can look for and load the new DLL file.

How do I register DLL files?

Most DLL files do not need registration. However, if your file is a COM component and requires explicit system registration, follow these steps:

1

Open Terminal

Right-click the Start menu and open PowerShell (Admin) or Command Prompt (Admin).

2

Run Command

Type the command below for your file type and press Enter. You can drag and drop the DLL file directly into the terminal window to fill its path automatically.

64-bit regsvr32 "C:\path\to\filename.dll"
32-bit C:\Windows\SysWOW64\regsvr32 "C:\path\to\filename.dll"

Latest Releases

NEW Verified
System.Reactive.Interfaces.dll
Incomplete Metadata
Uploaded: Aug 19, 2026   Size: 28.4KB
SHA256: 5c6ac9c3f5e965bd5fdf65b528ab49f87dcb19fac0d9878a2f08e84a4bcd9f91
SHA1: b9480fd1cd26049c69f7f5125686d42d9e1f9443
MD5: 8c346a27f7a47980a3f401c93c85c894
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
NEW Verified
System.Reactive.Interfaces.dll
by .NET Foundation and Contributors.
for Reactive Extensions
System.Reactive.Interfaces
Reactive Extensions Interfaces Library containing essential interfaces.
Version: 3.1.1.0
Product Version: 3.1.1+Branch.master.Sha.e0b6af3e204feb8aa13841a8a873d78ae6c43467
Language: - (0)
Uploaded: Aug 19, 2026   Size: 32.1KB
SHA256: 7e5853205e8e8581e4fc560f03ab54ed5956ff61692e812815422232273d2335
SHA1: 1f96c9e12f2a13c498c235e6790b48acd6532bff
MD5: 55a3bd56c737953e9508e29a0e5b1bd3
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
NEW Verified
System.Reactive.Interfaces.dll
by .NET Foundation and Contributors.
for Reactive Extensions
System.Reactive.Interfaces
Reactive Extensions Interfaces Library containing essential interfaces.
Version: 3.1.1.0
Product Version: 3.1.1+Branch.master.Sha.e0b6af3e204feb8aa13841a8a873d78ae6c43467
Language: - (0)
Uploaded: Aug 19, 2026   Size: 32.1KB
SHA256: 2420e3a38fd39cfcc78548dea70aab394fb60a90d39a31428452cef1fbd6cef0
SHA1: d283f35c77666f1a48a030c853162306f1eaff6c
MD5: 3ab5ac812592bd5172a53f06089eab00
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
NEW Verified
System.Reactive.Interfaces.dll
by .NET Foundation and Contributors.
for Reactive Extensions
System.Reactive.Interfaces
Reactive Extensions Interfaces Library containing essential interfaces.
Version: 3.1.1.0
Product Version: 3.1.1+Branch.master.Sha.e0b6af3e204feb8aa13841a8a873d78ae6c43467
Language: - (0)
Uploaded: Aug 19, 2026   Size: 32.1KB
SHA256: ad85c81fe567486c33ab4b4eeae7a0f557650f9be0991cd127852c86eed0382b
SHA1: 785f5685b7d00e00c6959a132eea4c297c95701f
MD5: 3be168f39d400eaff220693f64eb612a
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
NEW Verified
System.Reactive.Interfaces.dll
Incomplete Metadata
Uploaded: Aug 19, 2026   Size: 28.4KB
SHA256: fdaa1f282c6b025749a1d6018040db3f06641bd83c719e93c7cd4980cd0208f0
SHA1: 71f540e528fe98c63402807fe995b3b2218da06e
MD5: 8c23e7598ac679db9d8ecd0538e3e2de
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD