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DLL

bootuwf.dll

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

(14 Files Available)
Last Updated
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Repository Analysis

Company
Microsoft Corporation
Product
Microsoft® Windows® Operating System
Description
Boot Environment UWF Library
Architecture
x86 (32 bit)
Metadata Consensus
14/14 Files 100%
Higher percentages indicate stronger agreement across versions. Browse repository metadata to compare variant differences.

Companies

  • Microsoft Corporation 14

Products

  • Microsoft® Windows® Operating System 14

Descriptions

  • Boot Environment UWF Library 14

Frequently Asked Questions

What is bootuwf.dll?

Metadata analysis shows bootuwf.dll is a Dynamic Link Library (DLL) developed by Microsoft Corporation for Microsoft® Windows® Operating System and is described as “Boot Environment UWF Library” .

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 Most errors occur because the DLL is missing, corrupted, or outdated.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
bootuwf.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
Boot Environment UWF Library
Version: 10.0.26100.8972 (WinBuild.160101.0800)
Product Version: 10.0.26100.8972
Language: U.S. English (1033)
Uploaded: Aug 13, 2026   Size: 34KB
SHA256: ac1f0b19fc4bda6ca0cad97c65de3bf07bf0eabeace52198afac6647a90450cf
SHA1: 165944c51308a5166af4101b85d6b03e64679814
MD5: 12d8d99ed33ebd59532b6c14e7b10a32
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
NEW Verified
bootuwf.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
Boot Environment UWF Library
Version: 10.0.26100.9168 (WinBuild.160101.0800)
Product Version: 10.0.26100.9168
Language: U.S. English (1033)
Uploaded: Aug 13, 2026   Size: 34KB
SHA256: 9fbdd91702b781837600184b94e720c38ce8bd49881f2823cc3f015d7a9ebfeb
SHA1: 8a6dbc9177e166c317463d5bc1a5178e8b8df26a
MD5: b99db8b743e44740d8f1cd0a596e29dd
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
Verified
bootuwf.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
Boot Environment UWF Library
Version: 10.0.26100.8737 (WinBuild.160101.0800)
Product Version: 10.0.26100.8737
Language: U.S. English (1033)
Uploaded: Jul 10, 2026   Size: 34KB
SHA256: aeb9ce90cd2b5dc22efc8a08f4eb020d8e231bdae275f98d5ae78efdc56675b3
SHA1: 3c6339588a90b0b7b396d180c435da26a9df6bb6
MD5: 752c2b9f565eb9aa71a5c8c16a3533d5
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
bootuwf.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
Boot Environment UWF Library
Version: 10.0.26100.8749 (WinBuild.160101.0800)
Product Version: 10.0.26100.8749
Language: U.S. English (1033)
Uploaded: Jul 1, 2026   Size: 28.7KB
SHA256: 1de26f67abfe041141cd2ffe13a06abcacec3653fb35e6807a982c1f530d1a42
SHA1: bc5806741fd5d28cf593f5c18b000c0de9147ac0
MD5: dc2a20442598d026b983d92fbb5d22cb
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD
Verified
bootuwf.dll
by Microsoft Corporation
for Microsoft® Windows® Operating System
Boot Environment UWF Library
Version: 10.0.26100.4946 (WinBuild.160101.0800)
Product Version: 10.0.26100.4946
Language: U.S. English (1033)
Uploaded: Sep 11, 2025   Size: 33.9KB
SHA256: 579e79e46785c07f1f28dac5c4a31d994c06c0e5de67099394cd2f9618b33646
SHA1: 5039b337b489926fcb888188a69b7421bb216a43
MD5: c1cbc4afdcfb6a2947a16390dcc66715
x86 – 32 Bit
IA-32, 32-bit
DOWNLOAD