SOLVED! Halo Custom Edition Won’t Launch

One of the outcomes of running outdated versions of Halo CE is Halo Custom Edition won’t launch and you will have to update your game. If the update fails to work for you, no worries, you have other options such as running in compatibility mode, making use of the compatibility troubleshooter, uninstalling then reinstalling the game, keeping drivers up to date, and booting to safe mode. This article features the causes of this error, solutions, and some amazing tips and tricks, guess you might need to take a look.

Halo Custom Edition Not Launching: Possibilities


Even if your computer runs on the latest OS, you may still have a hard time running applications, especially old ones. For most of the time, compatibility is the one that complicates the launching of applications. In the case of Halo CE, it’s an ancient title so it could act up if you run it on recent Windows versions. Hence, when Halo Custom Edition won’t launch, you should give compatibility some thought. 

Graphics Card Driver

All in all, since computers cannot interact with graphics cards directly, they must rely on graphics card drivers as intermediaries. If the graphics card driver on your PC is working as expected, you should be able to play Halo CE with relative ease. On the other hand, if the driver experiences issues, the game would go haywire every now and then. 


If you own an old version of Halo CE, it’s normal for errors to pop up out of the blue. Many of the errors only interfere with the performance of the game but some could outright prevent it from launching. 

How To Get The Game To Launch


The moment you notice that Halo Custom Edition won’t launch, it’s wise to consider updating the game. To update Halo CE, open your web browser and visit the Halo CE site ( Look for the latest version of Halo CE available then download and install it. 

Run Compatibility Mode

  • Step 1: Right-click the shortcut icon of Halo CE then hit Properties.
  • Step 2: Go to the Compatibility tab and check the checkbox next to Run this program in compatibility mode.
  • Step 3: Click the dropdown menu below Run this program in compatibility mode for then pick Windows 7
  • Step 4: Check the checkbox next to Run this program as an administrator. That will allow you to run the game with administrator privileges.
  • Step 5: Select Apply, choose OK and launch the game

Make Use Of Compatibility Troubleshooter

You believe that compatibility is the one responsible but Halo Custom Edition won’t launch in compatibility mode? In that case, you should give compatibility troubleshooter a go. 

  • Step 1: Right-click the shortcut icon of Halo CE then hit Properties.
  • Step 2: Go to the Compatibility tab and hit Run compatibility troubleshooter.
  • Step 3: Select Try recommended settings and on the next window, choose Test the program.
  • Step 4: If the application runs well, click Next then pick Yes save these settings for this program.

Uninstall And Reinstall Game

  • Step 1: Press Windows + I to open Settings, select App then choose Apps & features.
  • Step 2: Click Halo then pick Uninstall.
  • Step 3: Open your web browser, visit the Halo Maps website and download the latest version of the game.
  • Step 4: Once the download completes, double-click on the setup file then click Yes if the User Account Control prompt appears.
  • Step 5: Hit Install to begin the installation, enter the license key if necessary and restart your computer.

Think About Drivers

  • Step 1: Press Windows + R to open Run.
  • Step 2: Type devmgmt.msc then hit Enter to open Device Manager.
  • Step 3: Expand Display Adapters, right-click your graphics card and pick Uninstall Device. Proceed to check the checkbox next to Delete the driver software for this device before hitting OK. 
  • Step 4: Restart your PC. When the screen comes back, the graphics card driver will be reinstalled automatically.
  • Step 6: Launch Halo CE then see how things turn out. 

Safe Mode

For your information, in Safe Mode, Windows only uses basic files and drivers. Hence, if Halo CE runs smoothly in Safe Mode, you could narrow down the cause.  

  • Step 1: Press Windows + X to open Quick link menu.
  • Step 2: Move your cursor to Shut down or sign out then press and hold the Shift key as you click on Restart.
  • Step 3: In Advanced Recovery Environment, select Troubleshoot and choose Advanced. 
  • Step 4: Pick Startup Settings then Hit Restart.
  • Step 5: Once the PC restarts, click Enable Safe Mode and wait as your computer boot in Safe Mode. Last but not least, launch HaloCE and if it launches successfully, you may conclude that third-party applications may be at fault. 

NB: Once you have resolved your problem, remember to boot to normal startup again.

  • Step 1: Go to Search bar, type msconfig.exe and hit Enter to open System Configuration.
  • Step 2: In General tab, select Normal Startup then choose OK to save changes.
  • Step 3: Once prompted to restart the computer, you should hit Restart.

Rules Of The Game

  • Take advantage of  Quick Camo to become invisible to the enemy.
  • If you want to do the double melee combo, you need to have a grenade.
  • Do not sprint when your shield is down.
  • When under attack, switch weapons instead of reloading them.
  • Need to use two weapons, especially during close-range combat? Switch to dual wield.

Why Is Multiplayer Better Than Single-Player?

The key difference between multiplayer and single-player is the number of people who can play. Single-player games only contain solo activities while multiplayer titles involve more than one player. In multiplayer, you can play with and against people from all over the world.

Can I Play Custom Maps In The Master Chief Collection?

There are two ways to get and play new custom maps in The Master Chief Collection. The first one is to play a custom match and the map will appear in your temporary files. The second way is to look at people’s shared files. That can be done by either looking through the leaderboards, pressing A, and opening File Share, or searching their Gamertag.


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