How to fix error code 12: You may encounter the following driver error on your Windows laptop or desktop.
This device cannot find enough free resources that it can use. (Code 12)
If you want to use this device, you will need to disable one of the other devices on this system.

Code 12
This device error may disable the graphics card or other devices. The main reason for this error is that two devices installed on your computer have been assigned to the same input/output ports or the same direct memory access channel.
How to fix error code 12
Disable the conflicting device - Disabling the conflicting device may easily resolve this issue. You can find the conflicting device as follows:
Open Device Manager, right-click on the device, then click on the "General" tab, and click on Troubleshoot to find the conflicting device. Once the diagnosis is complete, you will see the potential reason behind error code 12.
Method 1: Fix using Advanced System Repair Tool
As we know, the most prominent reason for "code 12" is a corrupted or outdated device driver, so you need an advanced system repair tool that easily fixes device management issues. It also repairs missing or corrupted system files such as dll files, exe files, sys files, ocx files, inf files, etc. The "Code 12" error often occurs due to corrupted registry entries, and the advanced system repair tool also takes care of the registry file and fixes the error easily.
Windows consists of a large number of dll files, exe files, sys files, various types of services, databases, and so on, so it is not possible to continuously monitor all files. The excellent PC optimization tool repairs damages, fixes errors, updates Windows and drivers, and quietly removes various types of errors.
The Outbyte PC Repair Tool performs all the above tasks easily and provides you with a smooth and error-free Windows environment to work so you can focus solely on your tasks.
3 steps to fix this error
Step 1. Download the Outbyte Repair Tool [File size: 16.4 MB]
Step 2. Scan your Windows computer
Step 3. Click the "Repair" button to fix the error
Method 2: Fix corrupted driver issues
As you know, the underlying cause of error code 12 - this device cannot find enough free resources it can use is a corrupted device driver. Therefore, uninstalling and reinstalling the device driver may permanently resolve your issue. Simply uninstall the driver from Device Manager and install the latest compatible driver version.
1. Click on the Start menu and search for the device. Now open "Device Manager" from the search result.

search_device
2. Select the device with the problem > right-click on it, then select Properties.

driver_property
3. Go to the Driver tab and then click the Uninstall button to uninstall the driver.

uninstalling_driver
4. Restart your computer.
5. Open Device Manager again and go to Action > Scan for hardware changes.

scanning_devices
Follow the on-screen instructions to fix Device Manager error code 12 - this device cannot find enough free resources it can use.
Method 3: Run the Hardware and Devices Troubleshooter
The Hardware and Devices Troubleshooter is an effective and easy way to fix any device-related issues, not just error code 12 - this device cannot find enough free resources it can use, but if you are receiving some other error messages related to device management, running the Hardware and Devices Troubleshooter may give you a quick fix for this error.
1. Click on the Start menu and search for Troubleshoot, click on Troubleshoot from the search item.

Troubleshoot
2. Click on the "View all" link in the right panel, and all the troubleshooting list will open.

Troubleshoot_viewall
3. Look for Hardware and Devices in the list and click on it. The Hardware and Devices Troubleshooter will start.

Hardware_Troubleshoot
4. Click Next to start the process.

Hardware_Troubleshoot_1
Method 4: Manually update the driver
The above error is related to the driver, so it is best to manually update the driver.
1. Click on the Start menu and search for the device. Click on "Device Manager" from the search result. Device Manager will open Windows.

search_device
2. Look for the drive with the yellow exclamation mark, right-click on it, and select Update Driver. You should be connected to the internet before updating the driver.

Unknown USB Device Driver Update
3. Select "Search automatically for updated driver software," and it will search the internet for the latest drivers.

Search automatically for updated driver software
4. If you already have a local driver file, select "Browse my computer for driver software" and browse to a local copy of the drivers.

Device_manager_browse_local
Method 5: Increase system memory
You should analyze the system memory to fix this issue. If your system is running low on memory, the strongest option is to install additional RAM on your computer.
1. Press Ctrl + Shift + Esc to open Task Manager. Click on More details.

Task Manager
2. Go to the Performance tab and analyze how much system memory is available for use.

System Memory
Method 6: Modify the registry file
It is not recommended to modify the registry file as incorrect modifications can severely harm your operating system. For added safety, you should back up the registry file before making any changes to it.
1. Open the Run command by pressing Windows + R and type regedit.exe

2. Browse the following entries and delete UpperFilters and LowerFilters.
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Class\{36FC9E60-C465-11CF-8056-444553540000}

Delete_key-UpperFilters-and-LowerFilters
3. Restart your computer.
Recommendation: It is best to fix the registry file using a professional advanced repair tool, which will automatically edit the required value and delete problematic values from the registry.
Conclusion
In this article, we discussed how to fix error code 12, which may disable the graphics card or other devices. This article contains several methods to resolve this error.
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