General Computer Shortcut Keys –

1. Ctrl + A – Select all
2. Ctrl + C – Copy the selected content
3. Ctrl + N – Open a new console
4. Ctrl + V – Paste the selected content
5. Ctrl + W – Close the Windows Explorer or browser
6. Ctrl + X – Cut the selected content
7. Ctrl + Y – Redo an action
8. Ctrl + Z – Undo an action
9. Ctrl – while dragging an item (Copy the selected item)
10. Ctrl + Shift – while dragging an item (Create a shortcut of the selected item)
11. Ctrl + Shift +Esc – Open the Task Manager
12. Ctrl + Shift – With any of the arrow keys (Highlight/Select a block of text)
13. Ctrl + Esc – Display the Start menu
14. Ctrl + F4 – Close the active document in programs that enable you to have multiple documents open simultaneously
15. Ctrl + Click (On Underlined link or URL on document) – Opens the link in the browser
16. ALT + D– Select the address bar
17. Alt + Enter – View the properties for the selected item
18. Alt + F4 – Close the active item, or quit the active program
19. Alt + Spacebar – Open the shortcut menu for the active window
20. Alt + Tab – Switch between the open programs/windows
21. Alt + Esc – Cycle through programs/windows in the order that they had been opened
22. Alt + Spacebar – Display the System menu for the active window
23. Shift – With any of the arrow keys (Select more than one item in a window or on the desktop, or select text in a document)
24. Shift + F10 – Displays the shortcut menu for the selected item(Works as a right mouse click)
25. Delete – Delete the content and move it to Recycle bin.
26. Shift + Delete – Delete the selected item permanently without placing the item in the Recycle Bin
27. Right arrow – Open the submenu or open the next menu to the right
28. Left arrow – Close the submenu or open the next menu to the left
29. Backspace – View the folder one level up in My Computer or Windows Explorer
30. Esc – Cancel the current task

Computer Shortcut Keys (Windows keys) –

1. Win – Display or hide the Start screen
2. Win + B– Set focus in the notification area
3. Win + D – Show or hide the desktop
4. Win + E – Open File Explorer
5. Win + H – Open the Share charm
6. Win + I – Open the Settings
7. Win + K – Open the Devices charm
8. Win + L – Lock your computer
9. Win + M – Minimize all windows
10. Win + R – Open the Run dialog box
11. Win + S – Search Windows
12. Win + T – Cycle through apps on the taskbar
13. Win + X – Open the hidden menu
14. Win + F1 –  Open the Microsoft Windows help and support centre
15. Win + left arrow or Win + right arrow –  Snap File Explorer windows i.e. open it on one side of the screen (left or right, depending on which arrow you hit)
16. Win + Tab – Open the Task view
17. Win + PrtSc – Save a screenshot in the Pictures folder.
18. Win + Ctrl + Left or Right arrow – To switch between virtual desktop screens
19. Win + Ctrl + D – Add a new virtual desktop
20. Win + Enter – Open Narrator
21. Win + +/- – Zoom in or out using Magnifier
22. Win + Esc – Exit Magnifier

Computer Shortcut Keys (Function keys) –

1. F1 key – Display Help
2. F2 key – To Rename the selected item
3. F3 key – Search for a file or a folder
4. F4 key – Display the Address bar list in My Computer or Windows Explorer
5. F5 key – Refresh the active window
6. F6 key – Cycle through the screen elements in a window or on the desktop
7. F7 key – To spell check and grammar check in MS Word document, Outlook, etc
8. F8 key  – Used to enter the Windows startup menu, mainly used to access Windows Safe Mode
9. F9 key – Refresh document in Microsoft Word
10. F10 key – Activate the menu bar in the active program
11. F11 key – Maximize or minimize the active window
12. F12 key – Open the Save as window in Microsoft Word

Special Computer Shortcut Keys –

1. PgUp (Page Up) – Move up one screen at a time
2. PgDn (Page Down) – Move down one screen at a time
3. Home – Move to the beginning of the line
4. End – Move to the end of the line
5. Ctrl + Home – Move to the first character
6. Ctrl + End – Move to the last character

Computer Shortcut Keys for Google Chrome and Microsoft Internet Explorer –

1. Ctrl + E – Open the Search bar
2. Ctrl + F – Start the Find utility
3. Ctrl + H – Open the History bar
4. Ctrl + I – Open the Favorites bar (Internet Explorer)
5. Ctrl + L – Move your cursor to url
6. Ctrl + N – Start another instance of the browser
7. Ctrl + O – Open the Open dialog box (Google Chrome)
8. Ctrl + P – Open the Print dialog box
9. Ctrl + R  – Refresh the current browser screen
10. Ctrl + T – New Tab
11. Ctrl + Shift + T – Reopen the recently closed tabs
12. Ctrl + Shift + I – Open the Developer Tools /Inspect element window (Google Chrome)
13. Ctrl + Tab or Ctrl + PgDn – Jump to the next open tab
14. Ctrl + Shift + Tab or Ctrl + PgUp – Jump to the previous open tab
15. Ctrl + Shift + N – Open a new window in Incognito mode

Computer Shortcut keys for Microsoft Word – 

1. Ctrl +B –  Bold text
2. Ctrl + D – Displays the Font dialogue box
3. Ctrl + F – Displays the Find dialog box to search the current document
4. Ctrl + H – Displays the Replace dialogue box
5. Ctrl + I – Italicize text
6. Ctrl + K – Create a hyperlink
7. Ctrl + N – Create a new document
8. Ctrl + O – Opens a new document
9. Ctrl + P – Prints a document
10. Ctrl + S – Saves a document
11. Ctrl + U – Underlines text
12. Ctrl + Right arrow – To move the insertion point to the beginning of the next word
13. Ctrl + Left arrow – To move the insertion point to the beginning of the previous word
14. Ctrl + Down arrow –To move the insertion point to the beginning of the next paragraph
15. Ctrl + Up arrow – To move the insertion point to the beginning of the previous paragraph

Source : askingminds