It will help you to reduce the clutter on the Start menu. You need to create folders and add multiple tiles inside. During this effort, the method for How to Change Live App Tile Size On Start Menu Windows 10 may help you. Decreasing the size of the application tiles might also help you to keep your Start menu clean. So the users keeping a large number of apps and habitually pinning it tiles into the start have a way out to avoid clutter. Windows 10 allows you Create Folder and Place Multiple Tiles on Start menu. Still, you face disarrangement problems with a lot of applications on the Start menu then here is the solution. Generally, you unpin the less used apps from the Start menu to keep it clean. So now would be the time to start looking at how to organize the app tiles without actually deleting them. So it lets you pin your useful applications, third party software, folders to the Start menu. In this process, you might add frequently used apps and end up cluttering the menu. – Microsoft intends to establish Windows 10 to be a user-friendly OS. I didn't delete any windows update since I just reset my computer, the issue occured today.Way to Create Folder on Start menu to Place Multiple Tiles Windows 10 through Steps. I will try repair upgrade if nothing else works and will update here. I just reset it to the default location, but the issue persists. This issue occured after I tried to move my desktop folder to somewhere in disk E, instead of in disk C. I haven't tried repairing upgrade yet, it sounds like a radical solution that may work but I still would not know why the problem happened.Also I just reset the laptop, and this problem just randomly happened when I am trying to organize my disk. However, I can actually create folder through command prompt using mkdir. The shorcut of Ctrl + Shift + N doesn't work either.

Clicking the Icon 'New Folder' on the tool bar doesn't work.

I turned off antivirus (Windows Defender, no 3rd party).

Reset File Explorer (explorer.exe) process.

I tried the following solutions I found on google, but they did not work in my case:

As shown in the picture above, I don't have the option of creating new folder anymore at anywhere of my PC, including all the disks.

How to create a folder in windows 10