100 useful computer shortcut keys for Windows and macOS:

 100 useful computer shortcut keys for Windows and macOS:

General Shortcuts

1. Ctrl + C – Copy
2. Ctrl + X – Cut
3. Ctrl + V – Paste
   
4. Ctrl + Z – Undo
5. Ctrl + Y – Redo
6. Ctrl + A – Select all
7. Ctrl + S – Save
8. Ctrl + P – Print
9. Ctrl + N – New file/document
10. Ctrl + O – Open file

Window Management

11. Alt + Tab – Switch between open apps
12. Alt + F4 – Close the current window
13. Ctrl + W – Close active window/tab
14. Windows + D – Show/hide desktop
15. Windows + E – Open File Explorer
16. Windows + R – Open Run dialog box
17. Windows + L – Lock computer
18. Windows + M – Minimize all windows
19. Windows + Shift + M – Restore minimized windows
20. Windows + Up Arrow – Maximize window

Task Management

21. Ctrl + Shift + Esc – Open Task Manager
22. Ctrl + Alt + Delete – Open security options
23. Windows + X – Open Quick Access Menu
24. Windows + Tab – Open Task View
25. Alt + Esc – Cycle through open windows

File Explorer Shortcuts

26. Ctrl + Shift + N – Create a new folder
27. F2 – Rename selected file
28. F5 – Refresh window
29. Ctrl + Shift + Delete – Permanently delete file
30. Alt + Enter – View file properties

Text Editing

31. Ctrl + B – Bold text
32. Ctrl + I – Italic text
33. Ctrl + U – Underline text
34. Ctrl + Shift + V – Paste without formatting
35. Ctrl + K – Insert hyperlink

Browser Shortcuts

36. Ctrl + T – Open new tab
37. Ctrl + Shift + T – Reopen last closed tab
38. Ctrl + L – Highlight address bar
39. Ctrl + D – Bookmark page
40. Ctrl + H – Open browser history

Media Control

41. Windows + P – Project screen
42. Windows + G – Open Game Bar
43. Windows + Alt + R – Start screen recording
44. Windows + Print Screen – Screenshot and save
45. Alt + Print Screen – Screenshot active window

Windows Settings & Accessibility

46. Windows + I – Open Settings
47. Windows + U – Open Ease of Access
48. Windows + Plus (+) – Zoom in with Magnifier
49. Windows + Minus (-) – Zoom out
50. Windows + Space – Switch input language

Command Prompt Shortcuts

51. Ctrl + Shift + Enter – Open Command Prompt as admin
52. Ctrl + C – Stop current command
53. Ctrl + V – Paste in Command Prompt
54. Arrow Up/Down – Cycle through previous commands
55. Tab – Auto-complete file or folder name

Microsoft Word Shortcuts

56. Ctrl + Enter – Insert page break
57. Ctrl + Shift + C – Copy formatting
58. Ctrl + Shift + V – Paste formatting
59. Ctrl + 1 – Single-line spacing
60. Ctrl + 2 – Double-line spacing

Excel Shortcuts

61. Ctrl + ; – Insert current date
62. Ctrl + Shift + “+” – Insert new row/column
63. Ctrl + Space – Select entire column
64. Shift + Space – Select entire row
65. Ctrl + Shift + L – Apply/Remove filter

PowerPoint Shortcuts

66. F5 – Start slideshow
67. Ctrl + M – Insert new slide
68. Shift + F5 – Start slideshow from current slide
69. Ctrl + Shift + > – Increase font size
70. Ctrl + Shift + < – Decrease font size

Windows Search & Run Commands

71. Windows + S – Open Search
72. Windows + Q – Open Cortana (if available)
73. Windows + Ctrl + D – Create new virtual desktop
74. Windows + Ctrl + Left/Right – Switch virtual desktops
75. Windows + Ctrl + F4 – Close current virtual desktop

Other Useful Shortcuts

76. Windows + K – Open Connect menu
77. Windows + H – Open Dictation tool
78. Windows + C – Open Microsoft Teams chat
79. Ctrl + Shift + Esc – Open Task Manager quickly
80. Windows + V – Open clipboard history

macOS Shortcuts

81. Command + C – Copy
82. Command + X – Cut
83. Command + V – Paste
84. Command + Z – Undo
85. Command + Shift + Z – Redo
86. Command + A – Select all
87. Command + S – Save
88. Command + P – Print
89. Command + W – Close window
90. Command + Q – Quit application

macOS Navigation & Finder

91. Command + Space – Open Spotlight Search
92. Command + Tab – Switch apps
93. Command + Shift + 3 – Take full-screen screenshot
94. Command + Shift + 4 – Screenshot selection
95. Command + Shift + N – New folder

macOS Terminal & System

96. Command + Option + Escape – Force Quit application
97. Command + , – Open Preferences
98. Command + Option + D – Show/hide Dock
99. Command + Control + Q – Lock screen
100. Command + Shift + Delete – Empty Trash