Press this key

To do this

Ctrl + X

Cut the selected item.

Ctrl + C (or Ctrl + Insert)

Copy the selected item.

Ctrl + V (or Shift + Insert)

Paste the selected item.

Ctrl + Z

Undo an action.

Alt + Tab

Switch between open apps.

Alt + F4

Close the active item, or exit the active app.

Windows logo key  + L

Lock your PC.

Windows logo key + D

Display and hide the desktop.

F2

Rename the selected item.

F3

Search for a file or folder in File Explorer.

F4

Display the address bar list in File Explorer.

F5

Refresh the active window.

F6

Cycle through screen elements in a window or on the desktop.

F10

Activate the Menu bar in the active app.

Alt + F8

Show your password on the sign-in screen.

Alt + Esc

Cycle through items in the order in which they were opened.

Alt + underlined letter

Perform the command for that letter.

Alt + Enter

Display properties for the selected item.

Alt + Spacebar

Open the shortcut menu for the active window.

Alt + Left arrow

Go back.

Alt + Right arrow

Go forward.

Alt + Page Up

Move up one screen.

Alt + Page Down

Move down one screen.

Ctrl + F4

Close the active document (in apps that are full-screen and let you have multiple documents open at the same time).

Ctrl + A

Select all items in a document or window.

Ctrl + D (or Delete)

Delete the selected item and move it to the Recycle Bin.

Ctrl + R (or F5)

Refresh the active window.

Ctrl + Y

Redo an action.

Ctrl + Right arrow

Move the cursor to the beginning of the next word.

Ctrl + Left arrow

Move the cursor to the beginning of the previous word.

Ctrl + Down arrow

Move the cursor to the beginning of the next paragraph.

Ctrl + Up arrow

Move the cursor to the beginning of the previous paragraph.

Ctrl + Alt + Tab

Use the arrow keys to switch between all open apps.

Alt + Shift + arrow keys

When a group or tile is in focus on the Start menu, move it in the direction specified.

Ctrl + Shift + arrow keys

When a tile is in focus on the Start menu, move it into another tile to create a folder.

Ctrl + arrow keys

Resize the Start menu when it's open.

Ctrl + arrow key (to move to an item) + Spacebar

Select multiple individual items in a window or on the desktop.

Ctrl + Shift with an arrow key

Select a block of text.

Ctrl + Esc

Open Start.

Ctrl + Shift + Esc

Open Task Manager.

Ctrl + Shift

Switch the keyboard layout when multiple keyboard layouts are available.

Ctrl + Spacebar

Turn the Chinese input method editor (IME) on or off.

Shift + F10

Display the shortcut menu for the selected item.

Shift with any arrow key

Select more than one item in a window or on the desktop, or select text in a document.

Shift + Delete

Delete the selected item without moving it to the Recycle Bin first.

Right arrow

Open the next menu to the right, or open a submenu.

Left arrow

Open the next menu to the left, or close a submenu.

Esc

Stop or leave the current task.

PrtScn

Take a screenshot of your whole screen and copy it to the clipboard. 

Note: You can change this shortcut so it also opens  screen snipping, which lets you edit your screenshot. Select Start  Settings Ease of Access Keyboard, and turn on the toggle under Print Screen shortcut.