Download api-ms-win-security-lsalookup-l1-1-1.dll file for Windows 7, Windows 8, Windows 10 and fix api-ms-win-security-lsalookup-l1-1-1.dll is missing or not found dll error. The latest version of api-ms-win-security-lsalookup-l1-1-1.dll file is v6.3.9600.16384 which is a 32 with a file size of approximately 3 kb. Microsoft Corporation is the developer of api-ms-win-security-lsalookup-l1-1-1.dll and the file belongs to ApiSet Stub DLL.
DLL stands for Dynamic Link Library. api-ms-win-security-lsalookup-l1-1-1.dll is a file that contains code, resources and data that other programs can use. Thus, Dlls provide a way to modularize applications so that their functionality can be updated and reused by other applications. Dll's also help to reduce application size and memory footprint since many applications can share the same code contained in a single Dll file such as api-ms-win-security-lsalookup-l1-1-1.dll.
If you are here because your seeing api-ms-win-security-lsalookup-l1-1-1.dll errors in your Windows such as :
There are number of ways to fix api-ms-win-security-lsalookup-l1-1-1.dll errors. Below you will find 2 such ways:
Where do I put api-ms-win-security-lsalookup-l1-1-1.dll file? Download api-ms-win-security-lsalookup-l1-1-1.dll and copy it to the application’s installation folder.
Make sure to download api-ms-win-security-lsalookup-l1-1-1.dll 32-bit file for 32-bit Windows operating system and api-ms-win-security-lsalookup-l1-1-1.dll 64-bit file for 64-bit Windows operating system if they are available. Most new Windows systems would probably be a 64-bit one. You can check to see if your computer is running a 32-bit or a 64-bit version of Windows by doing:Windows 10 and Windows 8.1
After you are done with above installation instructions, try restarting the application throwing api-ms-win-security-lsalookup-l1-1-1.dll is missing error.
If that doesn’t fix the error, copy the api-ms-win-security-lsalookup-l1-1-1.dll to the systems directory. This can vary between Windows OS versions. Check out the systems directory path for different Windows versions below:
Restart your Windows and see if the error is fixed.
If the error persists, try to register the api-ms-win-security-lsalookup-l1-1-1.dll in Windows registry. This can be done by using the “REGSVR32” command prompt and giving the dll file api-ms-win-security-lsalookup-l1-1-1.dll.
Make sure you run the command as administrator from the Run Box.
Once you are done registering the api-ms-win-security-lsalookup-l1-1-1.dll in the Windows system’s registry, you should be good to go. Restart your Windows once again and api-ms-win-security-lsalookup-l1-1-1.dll missing error should be fix.
Clicking on 'Download api-ms-win-security-lsalookup-l1-1-1.dll' button below will take you to the download page where you will see list of api-ms-win-security-lsalookup-l1-1-1.dll versions with bit, file size and other details of of the file. It is recommended to download the latest version of api-ms-win-security-lsalookup-l1-1-1.dll to fix dll errors which is v6.3.9600.16384.