Let’s see how to fix Windows 11 Taskbar Start button unresponsive Freeze issue with the latest build in dev and beta. Microsoft acknowledges that there is a BUG that Start and Taskbar are unresponsive. Because of this bug with Windows 11, Settings and other areas of the OS won’t load.
Microsoft Windows team provided a quick workaround for this bug. I will share the steps to fix the issue in this post. I have upgraded Windows 11 to Build 22449 Branch; however, I couldn’t reproduce the issue on my PC.
Microsoft also released Windows 11 SMB compression algorithm improvements to Compress files aggressively. Well, you can’t do anything on Windows 11 PC if you can’t open the Start button, Taskbar, Settings apps. You are totally stuck!
Fix Windows 11 Taskbar Start Button Freeze Issue
You can try the following steps to fix the issue in Windows 11 dev and beta update channels. The Windows 11 PC will get restarted at the end of this step. So, make sure you are ready for the restart and don’t get surprised.
The following functionalities won’t work with Windows 11 beta and dev insider builds released 2nd Sep 2021.
- Taskbar & Start
- Windows Update
- Settings App
- Microsoft Store
- Windows Explorer
- WIN + X
Now let’s do the registry hack to fix Windows 11 Taskbar Start button unresponsive.
- Click on CTRL + ALT + DEL.
- Select Task Manager option to open Task Manager.
You can now see the Windows 11, task manager. You can try to run the command line registry fix using the Task Manager option.
- From Task Manager application.
- Choose “More details” at the bottom of Task Manager to expand Task Manager.
- You can now Go to “File” and choose “Run new task”.
- Try typing the following commands from the new window – “cmd” in the “Open” field.
Before running the following commands to change/delete the registry keys to fix the unresponsiveness of Taskbar, Start button, Settings apps on Windows 11 PC. This is to confirm what is getting deleted after the CMD command.
- Open the registry from the command prompt window -> Regedit
- Navigate to Computer\HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\IrisService.
It’s time to run the command from the command prompt. This registry deletion command is for HKCU; you don’t have to have administrative access.
- Run the following command from the CMD:
- reg delete HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\IrisService /f && shutdown -r -t 0
NOTE! – This will delete the registry keys and forcefully restart Windows 11 PC.
There could be a possibility that you might not have this registry entry for virtual machines in Azure and Hyper-V virtual machines (VMs). If you don’t have this registry entry on your PC, I don’t think you should have the unresponsiveness or freeze problem with Windows 11 start button, settings apps, etc.
C:\windows\system32>reg delete HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\IrisService /f && shutdown -r -t 0 ERROR: The system was unable to find the specified registry key or value.
- Windows 11 Upgrade To Build 22449 Branch HTMD Blog (anoopcnair.com)
- Configure Windows 11 SMB compression improvements to Compress File Aggressively