Change the font size.

`Ctrl` + `Shift` + `P`

All hotkeys for Microsoft PowerPoint 2010 (Windows)

Show PowerPoint Presentation with Shortcuts Start the presentation from the beginning.	`F5`
Show PowerPoint Presentation with Shortcuts Perform the next animation or advance to the next slide.	`N` , `Enter` , `Page Down` , `Arrow Right` , `Arrow down` , / `Space`
Show PowerPoint Presentation with Shortcuts Perform the previous animation or return to the previous slide.	`P` , `Page Up` , `Arrow Left` , `Arrow Up` , / `Backspace`
Show PowerPoint Presentation with Shortcuts Go to slide number.	Slide Number + `Enter`
Show PowerPoint Presentation with Shortcuts Display a blank black slide, or return to the presentation from a blank black slide.	`B` / `.`
Show PowerPoint Presentation with Shortcuts Display a blank white slide, or return to the presentation from a blank white slide.	`W` / `,`
Show PowerPoint Presentation with Shortcuts Stop or restart an automatic presentation.	`S`
Show PowerPoint Presentation with Shortcuts End a presentation.	`Esc` / `-`
Show PowerPoint Presentation with Shortcuts Erase on-screen annotations.	`E`
Show PowerPoint Presentation with Shortcuts Go to the next slide, if the next slide is hidden.	`H`
Show PowerPoint Presentation with Shortcuts Set new timings while rehearsing.	`T`
Show PowerPoint Presentation with Shortcuts Use original timings while rehearsing.	`O`
Show PowerPoint Presentation with Shortcuts Use a mouse click to advance while rehearsing.	`M`
Show PowerPoint Presentation with Shortcuts Return to the first slide.	`1` + `Enter`
Show PowerPoint Presentation with Shortcuts Redisplay hidden pointer or change the pointer to a pen.	`Ctrl` + `P`
Show PowerPoint Presentation with Shortcuts Redisplay hidden pointer or change the pointer to an arrow.	`Ctrl` + `A`
Show PowerPoint Presentation with Shortcuts Hide the pointer and navigation button immediately.	`Ctrl` + `H`
Show PowerPoint Presentation with Shortcuts Hide the pointer and navigation button in 15 seconds.	`Ctrl` + `U`
Show PowerPoint Presentation with Shortcuts Display the shortcut menu.	`Shift` + `F10`
Show PowerPoint Presentation with Shortcuts Go to the first or next hyperlink on a slide.	`Tab`
Show PowerPoint Presentation with Shortcuts Go to the last or previous hyperlink on a slide.	`Shift` + `Tab`
Show PowerPoint Presentation with Shortcuts Perform the "mouse click" behavior of the selected hyperlink.	`enter` while a hyperlink is selected
Work with Text and Objects Promote a paragraph.	`Alt` + `Shift` + `Arrow Left`
Work with Text and Objects Demote a paragraph.	`Alt` + `Shift` + `Arrow Right`
Work with Text and Objects Move selected paragraphs up.	`Alt` + `Shift` + `Arrow Up`
Work with Text and Objects Move selected paragraphs down.	`Alt` + `Shift` + `Arrow Down`
Work with Text and Objects Show heading level 1.	`Alt` + `Shift` + `1`
Work with Text and Objects Expand text below a heading.	`Alt` + `Shift` + `[` + `]`
Work with Text and Objects Collapse text below a heading.	`Alt` + `Shift` + `-`
Work with Text and Objects Select one character to the right.	`Shift` + `Arrow Right`
Work with Text and Objects Select one character to the left.	`Shift` + `Arrow Left`
Work with Text and Objects Select to the end of a word.	`Ctrl` + `Shift` + `Arrow Right`
Work with Text and Objects Select to the beginning of a word.	`Ctrl` + `Shift` + `Arrow Left`
Work with Text and Objects Select one line up.	`Shift` + `Arrow Up`
Work with Text and Objects Select one line down.	`Shift` + `Arrow Down`
Work with Text and Objects Select an object (with text selected inside the object).	`Esc`
Work with Text and Objects Select an object (with an object selected).	`Tab` / `Shift` + `tab` until the object you want is selected
Work with Text and Objects Select text within an object (with an object selected).	`Enter`
Work with Text and Objects Select all objects.	`Ctrl` + `a` (on the Slides tab)
Work with Text and Objects Select all slides.	`Ctrl` + `a` (in the Slide Sorter view)
Work with Text and Objects Select all text.	`Ctrl` + `a` (On the Outline tab)
Work with Text and Objects Delete one character to the left.	`Backspace`
Work with Text and Objects Delete one word to the left.	`Ctrl` + `Backspace`
Work with Text and Objects Delete one character to the right.	`Delete`
Work with Text and Objects Delete one word to the right.	`Ctrl` + `Delete`
Work with Text and Objects Cut selected object.	`Ctrl` + `X`
Work with Text and Objects Copy selected object.	`Ctrl` + `C`
Work with Text and Objects Paste cut or copied object.	`Ctrl` + `V`
Work with Text and Objects Undo the last action.	`Ctrl` + `Z`
Work with Text and Objects Redo the last action.	`Ctrl` + `Y`
Work with Text and Objects Copy formatting only.	`Ctrl` + `Shift` + `C`
Work with Text and Objects Paste formatting only.	`Ctrl` + `Shift` + `V`
Work with Text and Objects Paste special.	`Ctrl` + `Alt` + `V`
Basic Text Navigation and Formatting Change the font.	`Ctrl` + `Shift` + `F`
Basic Text Navigation and Formatting Change the font size.	`Ctrl` + `Shift` + `P`
Basic Text Navigation and Formatting Increase the font size of the selected text.	`Ctrl` + `Shift` + `;`
Basic Text Navigation and Formatting Decrease the font size of the selected text.	`Ctrl` + `Shift` + `;`
Basic Text Navigation and Formatting Move one character to the left.	`Arrow Left`
Basic Text Navigation and Formatting Move one character to the right.	`Arrow Right`
Basic Text Navigation and Formatting Move one line up.	`Arrow Up`
Basic Text Navigation and Formatting Move one line down.	`Arrow Down`
Basic Text Navigation and Formatting Move one word to the left.	`Ctrl` + `Arrow Left`
Basic Text Navigation and Formatting Move one word to the right.	`Ctrl` + `Arrow Right`
Basic Text Navigation and Formatting Move to the end of a line.	`End`
Basic Text Navigation and Formatting Move to the beginning of a line.	`Home`
Basic Text Navigation and Formatting Move up one paragraph.	`Ctrl` + `Arrow Up`
Basic Text Navigation and Formatting Move down one paragraph.	`Ctrl` + `Arrow Down`
Basic Text Navigation and Formatting Move to the end of a text box.	`Ctrl` + `End`
Basic Text Navigation and Formatting Move to the beginning of a text box.	`Ctrl` + `Home`
Basic Text Navigation and Formatting In Microsoft Office PowerPoint, move to the next title or body text placeholder. If it is the last placeholder on a slide, this will insert a new slide with the same slide layout as the original slide.	`Ctrl` + `Enter`
Basic Text Navigation and Formatting Repeat the last Find action.	`Shift` + `F4`
Basic Text Navigation and Formatting Open the Find dialog box.	`Ctrl` + `F`
Basic Text Navigation and Formatting Open the Replace dialog box.	`Ctrl` + `H`
Basic Text Navigation and Formatting Repeat the last Find action.	`Shift` + `F4`
Basic Text Navigation and Formatting Move to the next cell in table.	`Tab`
Basic Text Navigation and Formatting Move to the preceding cell in table.	`Shift` + `Tab`
Basic Text Navigation and Formatting Move to the next row in table.	`Arrow Down`
Basic Text Navigation and Formatting Move to the preceding row in table.	`Arrow Up`
Basic Text Navigation and Formatting Insert a tab in a cell in table.	`Ctrl` + `Tab`
Basic Text Navigation and Formatting Start a new paragraph in table.	`Enter`
Basic Text Navigation and Formatting Add a new row at the bottom of the table in table.	`tab` at the `end` of the last row
Change Fonts and Formatting Open the Font dialog box to change the font.	`Ctrl` + `Shift` + `F`
Change Fonts and Formatting Open the Font dialog box to change the font size.	`Ctrl` + `Shift` + `P`
Change Fonts and Formatting Increase the font size.	`Ctrl` + `Shift` + `;`
Change Fonts and Formatting Decrease the font size.	`Ctrl` + `Shift` + `;`
Change Fonts and Formatting Open the Font dialog box to change the formatting of characters.	`Ctrl` + `T`
Change Fonts and Formatting Change the case of letters between sentence, lowercase, or uppercase.	`Shift` + `F3`
Change Fonts and Formatting Apply bold formatting.	`Ctrl` + `B`
Change Fonts and Formatting Apply an underline.	`Ctrl` + `U`
Change Fonts and Formatting Apply italic formatting.	`Ctrl` + `I`
Change Fonts and Formatting Apply subscript formatting (automatic spacing).	`Ctrl` + `=`
Change Fonts and Formatting Apply superscript formatting (automatic spacing).	`Ctrl` + `Shift` + `[` + `]`
Change Fonts and Formatting Remove manual character formatting, such as subscript and superscript.	`Ctrl` + `Space`
Change Fonts and Formatting Insert a hyperlink.	`Ctrl` + `K`
Change Fonts and Formatting Copy formats.	`Ctrl` + `Shift` + `C`
Change Fonts and Formatting Paste formats.	`Ctrl` + `Shift` + `V`
Change Fonts and Formatting Center a paragraph.	`Ctrl` + `E`
Change Fonts and Formatting Justify a paragraph.	`Ctrl` + `J`
Change Fonts and Formatting Left align a paragraph.	`Ctrl` + `L`
Change Fonts and Formatting Right align a paragraph.	`Ctrl` + `R`
Manage Open and Save As dialog boxes Go to the previous folder.	`Alt` + `1`
Manage Open and Save As dialog boxes Up One Level button: Open the folder up one level above the open folder.	`Alt` + `2`
Manage Open and Save As dialog boxes Delete button: Delete the selected folder or file.	`Alt` + `3` / `Delete`
Manage Open and Save As dialog boxes Create New Folder button: Create a new folder.	`Alt` + `4`
Manage Open and Save As dialog boxes Views button: Switch among available folder views.	`Alt` + `5`
Manage Open and Save As dialog boxes Tools button: Show the Tools menu.	`Alt` + `L`
Manage Open and Save As dialog boxes Display a shortcut menu for a selected item, such as a folder or file.	`Shift` + `F10`
Manage Open and Save As dialog boxes Move between options or areas in the dialog box.	`Tab`
Manage Open and Save As dialog boxes Open the Look in list.	`F4` / `Alt` + `I`
Manage Open and Save As dialog boxes Refresh the file list.	`F5`
PowerPoint Taks Panes Move a task pane from another pane in the program window (clockwise direction). You may need to press F6 more than once	`F6`
PowerPoint Taks Panes When a task pane is active, select the next or previous option in the task pane, respectively.	`tab` , `shift` + `Tab`
PowerPoint Taks Panes Display the full set of commands on the task pane menu.	`Ctrl` + `Arrow Down`
PowerPoint Taks Panes Move among choices on a selected submenu; move among certain options in a group of options in a dialog box.	`Arrow Down` / `Arrow Up`
PowerPoint Taks Panes Open the selected menu, or perform the action assigned to the selected button.	`Space` / `Enter`
PowerPoint Taks Panes Open a shortcut menu; open a drop-down menu for the selected gallery item.	`Shift` + `F10`
PowerPoint Taks Panes When a menu or submenu is visible, select the first or last command, respectively, on the menu or submenu.	`home` , `end`
PowerPoint Taks Panes Scroll up or down in the selected gallery list, respectively.	`page up` , `page down`
PowerPoint Taks Panes Move to the top or bottom of the selected gallery list, respectively.	`home` , `end`
PowerPoint Taks Panes Close a task pane.	`Ctrl` + `spacebar` , `c`
PowerPoint Taks Panes Open the Clipboard.	`Alt` + `h` , `f` , `o`
Move around in Tables Move to the next cell.	`Tab`
Move around in Tables Move to the preceding cell.	`Shift` + `Tab`
Move around in Tables Move to the next row.	`Arrow Down`
Move around in Tables Move to the preceding row.	`Arrow Up`
Move around in Tables Insert a tab in a cell.	`Ctrl` + `Tab`
Move around in Tables Start a new paragraph.	`Enter`
Move around in Tables Add a new row at the bottom of the table.	`tab` at the `end` of the last row
Move around in Tables Launch the Selection pane.	`alt` , `j` , `d` , `a` , and then `p` P
Manage Smart Tags Display the menu or message for a smart tag. If more than one smart tag is present, switch to the next smart tag and display its menu or message.	`Alt` + `Shift` + `F10`
Manage Smart Tags Select the next item on a smart tag menu.	`Arrow Down`
Manage Smart Tags Select the previous item on a smart tag menu.	`Arrow Up`
Manage Smart Tags Perform the action for the selected item on a smart tag menu.	`Enter`
Manage Smart Tags Close the smart tag menu or message.	`Esc`
Microsoft Office basics applicable to PowerPoint 2007 Switch to the next window.	`Alt` + `Tab`
Microsoft Office basics applicable to PowerPoint 2007 Switch to the previous window.	`Alt` + `Shift` + `Tab`
Microsoft Office basics applicable to PowerPoint 2007 Close the active window.	`Ctrl` + `W` / `Ctrl` + `F4`
Microsoft Office basics applicable to PowerPoint 2007 Restore the size of the active window after you maximize it.	`Ctrl` + `F5`
Microsoft Office basics applicable to PowerPoint 2007 Move a task pane from another pane in the program window (clockwise direction). You may need to press F6 more than once	`F6`
Microsoft Office basics applicable to PowerPoint 2007 Move to a pane from another pane in the program window (counterclockwise direction).	`Shift` + `F6`
Microsoft Office basics applicable to PowerPoint 2007 When more than one window is open, switch to the next window.	`Ctrl` + `F6`
Microsoft Office basics applicable to PowerPoint 2007 Switch to the previous window.	`Ctrl` + `Shift` + `F6`
Microsoft Office basics applicable to PowerPoint 2007 When a document window is not maximized, perform the Move command (on the Control menu for the window). Use the arrow keys to move the window and when finished, press ESC.	`Ctrl` + `F7`
Microsoft Office basics applicable to PowerPoint 2007 When a document window is not maximized, perform the Size command (on the Control menu for the window). Press the arrow keys to resize the window and when finished, press ESC.	`Ctrl` + `F8`
Microsoft Office basics applicable to PowerPoint 2007 Minimize a window to an icon (works for only some Microsoft Office programs).	`Ctrl` + `F9`
Microsoft Office basics applicable to PowerPoint 2007 Maximize or restore a selected window.	`Ctrl` + `F10`
Microsoft Office basics applicable to PowerPoint 2007 Copy a picture of the screen to the Clipboard.	`Print Screen`
Microsoft Office basics applicable to PowerPoint 2007 Copy a picture of the selected window to the Clipboard.	`Alt` + `Print Screen`
Work with Dialog Boxes Move to the next option or option group.	`Tab`
Work with Dialog Boxes Move to the previous option or option group.	`Shift` + `Tab`
Work with Dialog Boxes Switch to the next tab in a dialog box.	`Ctrl` + `Tab`
Work with Dialog Boxes Switch to the previous tab in a dialog box.	`Ctrl` + `Shift` + `Tab`
Work with Dialog Boxes Open a selected drop-down list.	`Alt` + `Arrow Down`
Work with Dialog Boxes Open the list if it is closed and move to an option in the list.	First letter of an option in a drop-down list
Work with Dialog Boxes Move between options in an open drop-down list, or between options in a group of options.	`Arrow Keys`
Work with Dialog Boxes Close a selected drop-down list; cancel a command and close a dialog box.	`Esc`
Work with Dialog Boxes Perform the action assigned to the selected button; select or clear the selected check box.	`Space`
Work with Dialog Boxes Select an option; select or clear a check box.	`Alt` + the letter underlined in an option
Work with Dialog Boxes Perform the action assigned to a default button in a dialog box.	`Enter`
Work with Dialog Boxes Move to the beginning of the entry.	`Home`
Work with Dialog Boxes Move to the end of the entry.	`End`
Work with Dialog Boxes Move one character to the left or right, respectively.	`arrow left` , `arrow right`
Work with Dialog Boxes Move one word to the left.	`Ctrl` + `Arrow Left`
Work with Dialog Boxes Move one word to the right.	`Ctrl` + `Arrow Right`
Work with Dialog Boxes Select or cancel selection one character to the left.	`Shift` + `Arrow Left`
Work with Dialog Boxes Select or cancel selection one character to the right.	`Shift` + `Arrow Right`
Work with Dialog Boxes Select or cancel selection one word to the left.	`Ctrl` + `Shift` + `Arrow Left`
Work with Dialog Boxes Select or cancel selection one word to the right.	`Ctrl` + `Shift` + `Arrow Right`
Work with Dialog Boxes Select from the cursor to the beginning of the entry.	`Shift` + `Home`
Work with Dialog Boxes Select from the cursor to the end of the entry.	`Shift` + `End`
Work with the Selection pane. Cycle the focus through the different panes.	`F6`
Work with the Selection pane. Display the context menu.	`Shift` + `F10`
Work with the Selection pane. Move the focus to a single item or group.	`Arrow Up` / `Arrow Down`
Work with the Selection pane. Move the focus from an item in a group to its parent group.	`Arrow Left`
Work with the Selection pane. Move the focus from a group to the first item in that group.	`Arrow Right`
Work with the Selection pane. Expand a focused group and all its child groups.	`*` (on numeric keypad only)
Work with the Selection pane. Expand a focused group.	`[` + (on numeric keypad only)
Work with the Selection pane. Collapse a focused group.	`-` (on numeric keypad only)
Work with the Selection pane. Move the focus to an item and select it.	`Shift` + `Arrow Up` / `Shift` + `Arrow Down`
Work with the Selection pane. Select a focused item.	`Space` / `Enter`
Work with the Selection pane. Cancel selection of a focused item.	`Shift` + `Space` / `Shift` + `Enter`
Work with the Selection pane. Move a selected item forward.	`Ctrl` + `Shift` + `F`
Work with the Selection pane. Move a selected item backward.	`Ctrl` + `Shift` + `B`
Work with the Selection pane. Show or hide a focused item.	`Ctrl` + `Shift` + `S`
Work with the Selection pane. Rename a focused item.	`F2`
Work with the Selection pane. Switch the keyboard focus within the Selection pane between tree view and the Show All and Hide All buttons.	`Tab` / `Shift` + `Tab`
Work with the Selection pane. Collapse all groups.	`Alt` + `Shift` + `1`
Work with the Selection pane. Expand all groups.	`Alt` + `Shift` + `9`
Others Duplicates active slide	ctrl+shift+d