Ctrl+C is used for

1. ✅Ctrl + U Shortcut key to  underline the selected tex
2. ✅Ctrl + Y (or Cmd + Y on Mac) shortcut key is used to Redo the last action in a document .
3. ✅Ctrl+K is a keyboard shortcut used in many applications, primarily for inserting or editing hyperlinks.
4. ✅Ctrl+Shift+Up Arrow selects the text from the current cursor position up to the beginning of the current paragraph.
5. ✅Ctrl + L: This combination aligns the selected text or paragraph to the left margin. 
6. ✅Ctrl + R: This shortcut aligns text to the right. 
7. ✅Ctrl+Shift+Left Arrow is a keyboard shortcut that extends the text selection to the left, specifically by one word at a time
8. ✅Alt + Ctrl + Left Arrow typically rotates the display 90 degrees to the left.
9. ✅Shift key + Use mouse shortcut key to select text in MS Word   
10. ✅Ctrl + Shift + D Shortcut key to double underline the selected text  
11. ✅Alt+L to quickly focus on the address bar, enabling you to enter a new website or search term efficiently. 
12.  ✅Ctrl+Z shortcut key is used to Undo the last action in a document .
13. ✅Ctrl+N :Shortcut key for blank Presentation in MS PowerPoint
14. ✅Ctrl + J: This shortcut justifies the text, aligning it evenly on both left and right margins. 
15. ✅Ctrl + V is a keyboard shortcut used to paste content that has been previously copied or cut.
16. ✅Ctrl + E: This shortcut centers the text. 
17. ✅100 times undo level can be used in a worksheet
18. ✅ Ctrl+5 shortcut key are used to strike through highlighted selection in excel 
19. ✅ Ctrl+5 shortcut key are used to Word / WordPadSets 1.5 line spacing
20. ✅HIGHLIGHT Shortcut Key For PowerPoint : Ctrl + Alt + H,For Word Same as PowerPoint: Ctrl + Alt + H,For Excel Alt + H + H (Fill cell color)
21. ✅CTRL + I is a keyboard shortcut used to italicize the selected text in most applications like:
    • Microsoft Word
    • Google Docs
    • PowerPoint
    • Excel (for cell text)
    • Web browsers (e.g., Gmail, Outlook web)

Ctrl + Spacebar 

📝 In Microsoft Word / Office:     

✅ Removes character formatting  

🧮 In Microsoft Excel:

✅ Selects the entire column of the active cell

🧾 Microsoft Word / Excel / PowerPoint:  Ctrl + H opens the Find and Replace window.