If you do not have a full version of MS Windows-10, there is no phone support for Explorer in Windows 10, but!
If you have a lot of problems, you should consider switching to a full version of Windows 10. If necessary, a Windows 10 training is also a useful thing, especially since these do not cost the world and tax deductible.
Or, optional use the ► Q-Dir the Explorer Alternative!
Here are some points who are important to the Explorer's use and answer questions of users.
Otherwise https://support.microsoft.com/en-us, or full version!
Tips that are directly related to MS-Explorer:
► ... windows 10, disable frequently used folders in Explorer!
► ... Changing the Startup Directory in Windows 10 MS Explorer (My Computer, Computer)!
► ... see the full path in the Explorer title bar!
► ... adjust the preview window size in Windows-10!
► ... auto expand folder in Windows-10 Explorer!
► ... the Windows 10 Explorer has no status bar!
► ... the navigation area is missing in the MS Explorer!
► ... the Folder in the directory tree of the Explorer!
► ... activate the navigation click sound in Windows 10!
► ... remove the MS One-Drive folder from the MS-Explorer in Windows-10!
► ... the thumbnail preview in Windows 10 File Explorer!
► ... Reset the Internet Explorer settings!
► ... MS-Explorer Folder Options for Windows 10!
Indirect help and tips for MS Explorer:
► ... a recycle bin for the Windows 10 desktop!
► ... find auto start / run folder in Windows 10!
► ... remove the search box in the Windows 10 task-bar!
► ... workstation on the desktop of Windows 10!
► ... find an App folder and delete the app!
► ... symbol spacing on the Windows desktop!
► ... search shortcut on the Windows 10 desktop!
► ... display file name extension in Windows-10!
... further helpful answers and tips!