. Security programs like Windows Defender often misidentify essential game files as "false positives" and move them to quarantine, preventing the game from launching. Other causes include: BO3 Problem additional dll couldn't be loaded : r/blackops3
The error often occurs when the game tries to load a DLL from a protected system folder (like SysWOW64 ) but doesn't have admin rights.
Before we dive into the solutions, let's take a look at some of the common causes of this error: Before we dive into the solutions, let's take
: This error often occurs on Windows N or KN versions because they lack the necessary media components. Players recommend downloading the Media Feature Pack directly from Microsoft .
A: Move on to the other checks. Try reinstalling your C++ Redistributables and performing a clean boot to eliminate software conflicts. Try reinstalling your C++ Redistributables and performing a
Scroll down to the header and click Add or remove exclusions . Click Add an exclusion and choose Folder .
Look for a recent block notification containing files like SLF64.dll or anything isolated inside your Black Ops 3 directory. Click on the item, select , and choose Restore . Set Up a Windows Security Exclusion
If your game stopped working following an official Steam update, you will need to downpatch the BlackOps3.exe binary via the Steam Console:
Sometimes the error strictly stems from missing dependencies required by the game engine. Modern Windows installations require specific redistributables to process multi-threaded application commands.
, the "additional DLL could not be loaded" error you’re seeing often points to a specific technical hurdle—most commonly related to antivirus software or missing system files.
Click on the item, expand the details, and check the "Affected items" path. If it references your Black Ops 3 installation directory or a file like SLF64.7z , click and select Allow on device or Restore . Restart your PC and relaunch the game. 2. Set Up a Windows Security Exclusion