Windows store problem might occur due to an incomplete installation or an incorrect upgrade. Or some corrupted file can be cause of this problem in Windows 10. To resolve this problem, you can find many solutions from Microsoft technical support. Some easy steps that would help you to resolve this problem are described here. To fix Windows store not opening problems get help from Microsoft Windows Support people, who are well trained and skilled technicians from Microsoft technical team.
But before follow those steps, make sure that your Microsoft Windows is up to date to the latest patch. If not, download the latest update via Windows update. Delete all the cache and file folders. Replace user name with your actual username of your computer. Once you delete all the cache, try to start Windows store. To get more help from right resources, dial Microsoft technical support number. Visiting http://windows-support.windowshelp.support website will enable you to get Windows help and support from certified Microsoft Windows technicians.