[Solved] “Radeon Settings: Host Application Has Stopped Working”

About “Radeon Settings: Host Application has stopped working”, the obsolescence of GPU drivers is the leading cause and driver update is the best solution. Aside from that, you could perform SFC and DISM scans, run AMD Catalyst Control Center as an administrator,… Not exactly tech-savvy and could use some help? In that case, you have come to the right place.

Causes

Obsolescence

Quite a few factors affect the performance of graphics cards but once it comes to influence, driver is second to none. If the GPU driver is out-of-date, it’s only natural for the GPU to act up from time to time. Unable to recall the last you updated the driver of your Radeon graphics card? Then there is a good chance that the driver is obsolete and “Radeon Settings: Host Application has stopped working” is one of the consequences.

Corruption

It’s not uncommon for files on Windows to become corrupted but if corruption exists in system files, computers could go haywire. If you keep running into errors about your Radeon GPU, you should give corruption some thought.

Permissions

AMD Catalyst Control Center (Cnext.exe) plays a key role in the operation of AMD graphics cards. If AMD Catalyst Control Center lacks permissions to carry out its task, you cannot get the most out of your Radeon GPU.

Solutions

Solution 1: Update Graphic Card Driver

  • Step 1: Press Windows key, type devmgmt.msc and press Enter.
  • Step 2: In Device Manager, expand Display adapter, right-click your graphics card and pick Update driver.
  • Step 3: Follow onscreen instructions.
  • Step 4: Restart your computer after the update finishes.
  • Step 5: When the screen comes back on, see how things turn out.

Note: Depending on the situation, you should update your graphics driver in Safe Mode.

  • Step 1: Launch your web browser, visit the official AMD Drivers and Support site and download the latest driver for your Radeon GPU. You should take the opportunity to download and install Display Driver Uninstaller as well.
  • Step 2: Press Windows + E to open File Explorer, go to C:\AMD and delete everything in there.
  • Step 3: Press Windows key, type Control Panel and press Enter to open Control Panel. Next, change View by to Category then hit Uninstall a program under Program. Proceed to locate AMD Software, right-click it and pick Uninstall.
  • Step 4: Press Windows key, type msconfig and press Enter to open System Configuration. Afterward, go to Boot tab, check the Safe boot checkbox, tick the Minimal circle, select Apply and choose OK.
  • Step 5: Restart your computer. Open Display Driver Uninstaller, select AMD, choose Clean and restart your computer one more time. Last but not least, run the AMD graphic card driver you downloaded from the beginning. Allow the process to go all the way, change back to normal bootup and determine whether the issue persists.

Solution 2: Perform SFC And DISM Scans

  • Step 1: Press Windows key, type cmd and hit Run as administrator.
  • Step 2: In Command Prompt (Admin), type command sfc /scannow then press enter to perform SFC scan.
  • Step 3: When the SFC scan completes, type the following commands and press Enter after you finish each to perform the DISM scan:
    • DISM /Online /Cleanup-Image /ScanHealth
    • DISM /Online /Cleanup-Image /CheckHealth
    • DISM /Online /Cleanup-Image /RestoreHealth
  • Step 4: Type exit and press Enter to close Command Prompt.
  • Step 5: Restart your computer.

Solution 3: Run AMD Catalyst Control Center As An Administrator

  • Step 1: Press Windows + E to open File Explorer then go to AMD Catalyst Control Center folder in C:\Program Files.
  • Step 2: Locate Cnext.exe, right-click it and pick Properties.
  • Step 3: Go to Compatibility tab then check the checkbox next to Run this program as an administrator.
  • Step 4: Go to Security tab, choose Edit, select Users and check all checkboxes under Allow. Hit Administrator and check all checkboxes under Allow as well.
  • Step 5: Select Apply, choose OK and restart your computer.

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