On my wife's AIO (Dell Inspiron One 2330) the Start menu wasn't available on her non-admin user account(but was ok on my admin user account).
My XPS8100 wouldn't awaken from sleep properly (labored without real progress).
I reinstalled Win10 on both PCs last night (about two hours each) and all is well. Here's the link:
Use the Download Tool Now button and follow the simple instructions.
BTW, I'm now Alan in Sarasota.