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Validated Hashes 1,796,202
Queued for Validation 20,294
Quarantined 2,356

InstallationDirLayout.dll

SHA256: 86afc08d55e296dd1d6af67635e2053a691c5d2f1ab4a0f628731724000ce116

SHA1: e17d82c571c982c19a2491f02d1815f6836404eb

MD5: 87902d689d9b1338097c66e2e3cca63e

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
155.0
Product Version
155.0
Backwards Friendly
10.0 (Windows 10)

Security Scan

First Upload
2026-08-21
Uncompressed Size
21.1KB
DLLme Validated
2026-08-21
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.