PlayStation error code SU-42118-6

Gaming consoles, especially the PlayStation, have revolutionized the gaming experience. They’ve introduced us to vivid graphics, lifelike gameplay, and unforgettable adventures. However, with all technology, glitches do occur. One error that’s been a thorn for many avid gamers is the infamous PlayStation error code SU-42118-6. This article delves into understanding this error, its causes, and step-by-step solutions to get your gaming back on track.

PlayStation error code SU-42118-6

Common Causes of the Error

  • Blu-ray Drive Malfunction: The primary reason is often a malfunctioning Blu-ray drive. This drive is responsible for reading game discs and some software updates.
  • Firmware Update Issues: Sometimes, while updating the firmware, things don’t go as smoothly as expected. This can lead to the error in question.
  • Physical Damage: Accidental drops or hard knocks can cause internal damage, which might manifest as this error.

Don’t miss: PlayStation 4 wont connect to Wifi

How to fix the SU-42118-6 Error?

Fix 1: Manual System Software Update via USB

Embarking on a manual update might seem daunting, but with the right steps, it’s a straightforward process. Here’s how you can manually update your PlayStation’s system software using a USB drive:

1. Preparing the USB Drive:

  • First, you’ll need a USB drive with at least 2 GB of free space.
  • Make sure the drive is formatted to FAT32. To check, plug the USB into a computer, right-click on the drive icon, select ‘Properties’ and look at the ‘File System’ type. If it’s not FAT32, you’ll need to reformat it.

2. Downloading the Update:

  • On a computer, visit the official PlayStation website.
  • Navigate to the support section and locate the latest system software. Click on the download link.
  • Ensure your download is not interrupted to avoid corrupting the update file.

3. Saving the Update on USB:

  • Create a folder on the USB drive and name it ‘PS4’.
  • Inside the ‘PS4’ folder, create another folder and name it ‘UPDATE’.
  • Now, transfer the downloaded update file into the ‘UPDATE’ folder. Ensure the file is named ‘PS4UPDATE.PUP’.

4. Updating the PlayStation:

  • Safely eject the USB drive from the computer and insert it into one of the USB ports on your PlayStation.
  • Turn on the PlayStation.
  • Navigate to Settings on the main dashboard.
  • Scroll down and select ‘System Software Update’.
  • The PlayStation should automatically detect the update file on the USB drive. Follow the on-screen instructions to initiate the update.
  • Ensure the PlayStation does not power off during the update to avoid system corruption.

5. Completing the Update:

  • Once the update is complete, the PlayStation will restart.
  • Check to see if the SU-42118-6 error has been resolved. If not, you may need to explore other potential fixes.

By following these steps, you can sidestep network issues or internal glitches that might prevent an over-the-air software update. Remember, keeping your system updated is essential for optimal performance and security.

See also  Can I Play Ps3 Games On Ps4?

Fix 2: Rebooting and Updating in Safe Mode

Safe Mode provides a minimalistic startup environment for your PlayStation, allowing you to troubleshoot and fix issues that can’t be addressed in the standard operating mode. Here’s a step-by-step guide to using Safe Mode to address the SU-42118-6 error:

1. Initiating Safe Mode:

  • First, ensure your PlayStation is completely powered off. If in Rest Mode, you need to turn it off entirely.
  • Press and hold down the Power button on the console. You’ll hear an initial beep when you first press it and a second beep about seven seconds later. Release the button after the second beep.
  • The PlayStation will start in Safe Mode.

2. Connect Your Controller:

  • Using a USB cable, connect a DualShock controller to the PlayStation.
  • Press the PS button on the controller to pair it with the console.

3. Update System Software in Safe Mode:

  • In the Safe Mode menu, select the ‘Update System Software’ option.
  • You’ll be given a choice to update via the internet, update from a USB device, or update from a disc. Choose the most convenient method for you. If you’ve already downloaded the update to a USB (as per Fix 1), choose the USB option.

4. Follow On-Screen Instructions:

  • The PlayStation will guide you through the update process in Safe Mode. Ensure you follow all on-screen prompts carefully.
  • Avoid powering off the console during this process to prevent any potential system damage.

5. Completion and Restart:

  • Once the update is complete, the system will ask you to restart.
  • After the restart, check if the SU-42118-6 error has been addressed.

Rebooting and updating in Safe Mode is a robust method that bypasses many standard system functions, often resolving errors that persist in the regular mode.

Fix 3: Checking and Re-seating Internal Cables

Sometimes, internal cables, especially those connected to the Blu-ray drive, can become loose or dislodged, leading to the SU-42118-6 error. Ensuring these cables are properly connected can often resolve the issue. Here’s how you can do it:

1. Safety First:

  • Turn off your PlayStation completely. Unplug it from the electrical outlet and allow it to sit for a few minutes to ensure there’s no residual power.

2. Open the PlayStation:

  • On a clean, flat surface, lay your PlayStation down. Depending on your model, you’ll need to remove a few screws to access the internals. These are often covered by warranty stickers.
  • Carefully remove the top cover to expose the internal components.

3. Locate the Blu-ray Drive:

  • The Blu-ray drive is typically located near the front of the PlayStation and is easily identifiable by its disc slot.
  • Once located, check the cables connected to it, especially the ribbon cable. This cable is often responsible for the SU-42118-6 error when dislodged.

4. Re-seat the Cables:

  • Gently disconnect the ribbon cable and any other cables connected to the Blu-ray drive.
  • Wait for a few seconds and then carefully reconnect them, ensuring they are firmly in place.

5. Reassemble and Test:

  • Once you’ve re-seated the cables, reassemble your PlayStation by reversing the disassembly steps.
  • Plug in and power on the PlayStation. Check if the error persists.
See also  Ubisoft connect not working PS4

This fix involves physically interacting with the internal components of the PlayStation. If you’re not comfortable doing so or if your console is still under warranty, it might be best to consult a professional or contact PlayStation support.

Fix 4: Initializing the PlayStation Console

Initialization restores the PlayStation to its original settings, which can help in fixing the SU-42118-6 error. It’s essential to note that this will erase all data on the system, so make sure you’ve backed up any essential files.

1. Backup Your Data:

  • Before starting, ensure you’ve backed up all essential game saves, screenshots, and other data to the PlayStation Cloud or an external USB drive.

2. Enter Safe Mode:

  • Power off the PlayStation completely.
  • Press and hold the Power button until you hear two beeps: one immediate and another after 7 seconds.
  • Connect a DualShock controller via USB and press the PS button.

3. Select Initialize PS4:

  • In the Safe Mode menu, navigate and select the “Initialize PS4” option. This will completely reset your PlayStation to its factory settings.

4. Follow On-Screen Instructions:

  • The PlayStation will guide you through the initialization process. Follow all prompts attentively.

5. Restore Your Data:

  • Once the initialization is complete and the system restarts, you can restore your backed-up data either from the PlayStation Cloud or your external USB drive.

Fix 5: Checking for Hardware Damage

In some instances, the SU-42118-6 error might be due to hardware damage, especially if the console has been dropped or exposed to liquid.

  • 1. External Inspection: Before opening the console, do a quick check for any visible external damage, like dents or loose ports.
  • 2. Open the Console: If you’re comfortable doing so, open the PlayStation to inspect the internal components. Remember, this might void your warranty.
  • 3. Inspect the Blu-ray Drive: Given the nature of the error, the Blu-ray drive is the primary suspect. Check if any components look burnt, broken, or otherwise damaged.
  • 4. Look for Other Damage: Inspect other components like the motherboard, power supply, and hard drive for signs of wear, corrosion, or damage.
  • 5. Seek Professional Help: If you identify any damage, or even if you’re unsure, it’s advisable to consult a professional repair service. They can provide a more detailed inspection and offer solutions.

It’s essential to handle your PlayStation with care, as physical damage can lead to a host of issues, including the SU-42118-6 error. Regular maintenance and ensuring the console is placed in a well-ventilated, dust-free area can prolong its lifespan.

Fix 6: Clearing the Cache

Clearing the cache can help resolve minor software glitches that might cause the SU-42118-6 error. This process deletes temporary files but won’t erase game saves or other important data.

  1. Power Down Completely: Turn off the PlayStation completely, ensuring it’s not in Rest Mode.
  2. Unplug for a Few Minutes:
    • Disconnect the power cable from the back of the console.
    • Leave it unplugged for about 3-5 minutes to clear the cache.
  3. Reconnect and Power Up:
    • Plug the power cable back into the PlayStation.
    • Turn on the console and check if the error persists.

Fix 7: Manual Disc Ejection

If the error seems related to the Blu-ray drive, manually ejecting a stuck disc could help.

  • Power Off the PlayStation: Ensure the console is completely powered down.
  • Locate the Eject Screw: Depending on your PlayStation model, there’ll be a small eject hole or a hidden screw beneath one of the panels.
  • Use a Phillips Screwdriver:
    • Gently insert a Phillips screwdriver into the hole or onto the screw.
    • Rotate it counter-clockwise until the disc starts to come out.
  • Remove the Disc: Once the disc is slightly ejected, gently pull it out with your fingers.
  • Restart and Test: Power up your PlayStation and check if the error has been resolved.
See also  PlayStation 4 wont connect to Wifi

Fix 8: Restore Default Settings

Restoring default settings can rectify any configuration issues causing the error without deleting your data.

  • Boot into Safe Mode:
    • With the PlayStation off, hold the Power button until you hear two beeps.
    • Connect a DualShock controller with a USB cable and press the PS button.
  • Select Restore Default Settings: In the Safe Mode menu, navigate to the “Restore Default Settings” option.
  • Confirm the Action:
    • The PlayStation will ask for confirmation, as this will reset all your configurations.
    • Confirm the action and allow the PlayStation to proceed.
  • Restart and Test:
    • Once the process completes, the PlayStation will restart.
    • Check if the SU-42118-6 error is resolved.

Remember always to keep your PlayStation updated and ensure it’s placed in a dust-free environment to minimize such issues in the future.


The PlayStation error code SU-42118-6 might be daunting at first glance, but understanding its roots and potential fixes can take the stress away. Whether it’s a simple manual update or a more intricate fix, there are solutions available. With regular maintenance and timely updates, you can ensure a seamless gaming experience. Remember, technology has its quirks, but with a little patience and know-how, you can conquer any glitch that comes your way.


What is the SU-42118-6 error?

It’s a common PlayStation error, often linked to the Blu-ray drive.

Can the error damage my console?

No, but it can disrupt normal functionalities.

Do I need to visit a repair shop?

Not always. Many fixes can be tried at home.