Explanation

• In MS Excel, every formula and function starts with the equal sign (=).
• The = tells Excel that the cell contains a formula, not plain text.
• Functions such as SUM, AVERAGE, and IF also begin with =.
• Without the =, Excel treats the entry as ordinary text.

Last verified on 10-02-2026

Explanation

• Ctrl + F10 → Maximize/Restore selected document window

Additional information:

• Alt + F4 → Close the active window
• Alt + Tab → Switch between open windows
• Windows + Up Arrow → Maximize the current window
• Windows + Down Arrow → Restore or minimize the current window

Last verified on 23-07-2026

Explanation

• To edit or rename a file or folder, simply hit F2 when your file is selected.

Additional information:

Key Function Keys (F1–F12)

1. F1 – Opens Help
2. F2 – Rename selected file/folder (Windows) / Edit active cell (Excel)
3. F3 – Opens Search
4. F4 – Alt + F4 closes the active window
5. F5 – Refreshes browser / Starts Slide Show in PowerPoint
6. F6 – Moves to the next pane in Microsoft Word
7. F7 – Spelling & Grammar Check
8. F8 – Enables Extend Mode in Excel
9. F9 – Updates/Refreshes fields in Microsoft Word
10. F10 – Activates the Menu Bar
11. F11 – Full-screen mode in browsers
12. F12 – Save As in Microsoft Word

Last verified on 09-07-2026

Explanation

1. Sentence Case
2. Lowercase
3. Uppercase
4. Title Case
5. Toggle Case

Last verified on 10-08-2026

Explanation

• The shortcut key to insert a new slide in a PowerPoint presentation is Ctrl + M.

Additional information:

• Ctrl + N shortcut key used to create a new presentation document.
• Ctrl + S shortcut key used to save a presentation.

Last verified on 29-05-2026