a0001777.dll: download the file and fix the error

32-bit (x86) Microsoft® Windows® Operating System Scanned by antivirus

a0001777.dll is a file of the software Microsoft® Windows® Operating System (“Microsoft Update Custom Component Locator”), published by Microsoft Corporation. Version offered here: 5.3.0016.6, 32-bit.

If this file is missing or damaged, the program that uses it does not start and Windows displays an error message. Two methods can fix the error, below.

Method 1 · quick · about 1 minute

Download only a0001777.dll

Ideal if only this file is reported missing: you replace a single file, without reinstalling anything.

⇓ Download a0001777.dll .zip file: the DLL + its instructions · downloaded 2,247 times

Version: 5.3.0016.6
Architecture: 32-bit (x86)
Size: 18.94 KB
Publisher: Microsoft Corporation

Then:

Extract a0001777.dll from the zip file and copy it to the folder of the program showing the error (where its .exe file is).
Still getting the error? Copy it to C:\Windows\SysWOW64 (64-bit Windows) or C:\Windows\System32 (32-bit Windows), then restart.

SHA-256: c9f42a44c8dac287698f6a780d88caf72f2781614191d0b985726137302f013b · Check on VirusTotal · Product: Microsoft® Windows® Operating System

Method 2 · complete · depends on the program

Reinstall the program that shows the error

The program normally provides a0001777.dll itself, in the exact version it expects. Recommended if several files are missing or if the error comes back.

Settings › Apps › Installed apps: uninstall the program or game concerned.
Reinstall it from its original setup program, then restart your computer.

Error messages related to a0001777.dll

The program can't start because a0001777.dll is missing.
Error loading a0001777.dll. The specified module could not be found.
Failed to load a0001777.dll

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