Go to Start menu properties by right-clicking on top of Start Menu panel and make sure there is a tick in the box that says: Open sub menus when I pause on them with my mouse.
You have to click on the start button first though.
OnePlus 5T review: Hands-on
Illustrator Andrés Lozano on his improv line work, brazen use of colours & hand sketching
iPhone X review
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