Display problems on 11th gen Intel processors with Iris Xe

Verify you have an 11th generation Intel chip with Iris Xe graphics and resolve the problem with the steps below.

• Verify

• Verify the CPU

  1. Right-click the menu.
  2. Click System.

  The System window will call out whether the computer is using Intel's 11th generation chip.

  Verify the GPU

  1. Press +R.
  2. Type dxdiag.
  3. Click OK.
  4. Choose in the affirmative of any questions asked.
  5. Click the Display tab.

• Resolve the problem

• Disable Hardware Acceleration

  Hardware acceleration needs to be disabled if you have an 11th generation Intel chip with Iris Xe graphics and are experiencing the described problems.

  The command disables hardware acceleration for WPF applications only (which is most likely only Logos), not your whole system.

  1. Quit Logos.
  2. Press +R
  3. type cmd.
  4. Click Ok .
  5. Click Command Prompt¹ .
  6. Copy and paste the following into the Command Prompt and press the Enter/Return key.

  7. reg add HKCU\SOFTWARE\Microsoft\Avalon.Graphics /v DisableHWAcceleration /t REG_DWORD /d 1

  8. Open Logos.

  Re-Enable Hardware Acceleration

  Use the steps below to Re-enable hardware accleration if needed.

  1. Quit Logos.
  2. Tap Start menu .
  3. Type cmd.
  4. Click Ok¹ .
  5. Copy and paste the following into the Command Prompt and press the Enter/Return key.

  6. reg delete HKCU\SOFTWARE\Microsoft\Avalon.Graphics /v DisableHWAcceleration

  7. Open Logos.