DLL

offfiltx.dll

Download and install offfiltx.dll to fix missing or corrupted DLL errors.

(29 Files Available)
Last Updated
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Repository Analysis

Company
Microsoft Corporation
Product
Microsoft Office
Description
Microsoft Office Open XML Format Filter
Architecture
x86-64 (64 bit) x86 (32 bit)
Metadata Consensus
20/29 Files 69%
Higher percentages indicate stronger agreement across versions. Browse repository metadata to compare variant differences.

Frequently Asked Questions

What is offfiltx.dll?

Metadata analysis shows offfiltx.dll is a Dynamic Link Library (DLL) developed by Microsoft Corporation for Microsoft Office and is described as “Microsoft Office Open XML Format Filter” .

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 Most errors occur because the DLL is missing, corrupted, or outdated.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

offfiltx.dll
by Microsoft Corporation
for Microsoft Office
Microsoft Office Open XML Format Filter
Version: 16.0.19426.20218 Verified
Product Version: 16.0.19426.20218
Language: U.S. English (1033)
Uploaded: Jan 1, 2026   Size: 1.8MB
SHA256: 052807d6980d54c847f0a017b71baf66bbfec192e8341a906151f9668d7acaa5
SHA1: 1efab505ec528e176138efb03855a10a4955eb86
MD5: a61e23f15f72b762ec3a64005ce5cf3b
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
offfiltx.dll
by Microsoft Corporation
for Microsoft Office
Microsoft Office Open XML Format Filter
Version: 16.0.19127.20192 Verified
Product Version: 16.0.19127.20192
Language: U.S. English (1033)
Uploaded: Nov 24, 2025   Size: 1.5MB
SHA256: 168aab6d8c512cbdc96d6ac7af0acdbed921b8a92bf1c63b7b7804c6d3ed4216
SHA1: d711cce0a97890d7b42492907980a43d05db18ca
MD5: bedfa18785cb79bc0ff6c440f4dd1258
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
offfiltx.dll
by Microsoft Corporation
for Microsoft Office 2010
Microsoft Office Open XML Format Filter
Version: 2010.1400.7104.5000 Verified
Product Version: 2010.1400.7104.5000
Language: U.S. English (1033)
Uploaded: Nov 24, 2025   Size: 1.4MB
SHA256: c4adc81632fc4152a16e60bb273bf8d96d1a4da549586792f9ebd058d2df41f8
SHA1: a20126a6b5b845dc24e457b97042c1a59339ae55
MD5: 4cdba05e0054802757ca355437c04ebd
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
offfiltx.dll
by Microsoft Corporation
for Microsoft Office
Microsoft Office Open XML Format Filter
Version: 16.0.19127.20192 Verified
Product Version: 16.0.19127.20192
Language: U.S. English (1033)
Uploaded: Nov 24, 2025   Size: 1.8MB
SHA256: a825de7178d0ab19238919f0d0faa4440010103afafc0d550c9ce8eba39189d8
SHA1: 7da975698c9104f7f0c54059d4922c30df460827
MD5: f942c121feaa7a1c7a6e59644e08a227
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD
offfiltx.dll
by Microsoft Corporation
for Microsoft Office
Microsoft Office Open XML Format Filter
Version: 16.0.18227.20002 Verified
Product Version: 16.0.18227.20002
Language: U.S. English (1033)
Uploaded: Dec 27, 2024   Size: 1.7MB
SHA256: e5fa74f1d8de9731d6d52d7821f2590589c7df94f2108997ee58acbf808ef8c9
SHA1: 21bf02f945084ad20944edac178659da509ad7c9
MD5: 95c9b941c6e418959dd1ea56a78cd8c8
x64 – 64 Bit
AMD64, x86-64
DOWNLOAD