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Libraries 240,787
Validated Hashes 1,796,202
Queued for Validation 20,295
Quarantined 2,356

InstallationDirLayout.dll

SHA256: 18afe5469bfb1ce7dea00707b5908017ff387e52306a8900fddc32ca68119706

SHA1: de21a47b3fa0f9a8b5f3de1213ebc288f6e27409

MD5: 9004cededf4e83c3649acb5c11ee3e10

Metadata

Integrity Check
Passed
Metadata
Complete
Company
Mozilla Foundation
Product
Firefox Developer Edition
Description
N/A
Build Note
N/A
Copyright
License: MPL 2
Architecture
x86-64 (64 bit)
Version
154.0
Product Version
154.0
Backwards Friendly
10.0 (Windows 10)

Security Scan

First Upload
2026-08-06
Uncompressed Size
21.1KB
DLLme Validated
2026-08-06
Uploader Comment
N/A

Install Instructions

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.