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How can I permanently change the font size that is used for input. I would love to have a 12 or 14 point font available.

J. M.'s missing motivation
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Sol Guber
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4 Answers4

6

A purely programmatic way to change the default magnification for the Notebooks:

SetOptions[$FrontEnd, Magnification -> 1.5]

or equivalently

CurrentValue[$FrontEnd, Magnification] = 1.5;

In version 11 the default font used by the FrontEnd is changed. If you prefer "Courier New" as it was in the previous versions, you can use new-in-version 11 undocumented StyleHints option:

SetOptions[$FrontEnd, StyleHints -> {"CodeFont" -> "Courier"}]

or equivalently

CurrentValue[$FrontEnd, {StyleHints, "CodeFont"}] = "Courier";
Alexey Popkov
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6

Edit > Preferences > Advanced > Open Option Inspector

In Formatting Options, find Font Options entry. There you will find FontSize which is set to 12 by default. You can change it to any other number.

e.doroskevic
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  • This does work with version 8.0.4 but with versions 10.4.1 and 11.0.0 changing of FontSize has no effect. – Alexey Popkov Aug 15 '16 at 00:12
  • This is not ideal, you would want to address FontSize from a notebook's/your default stylesheet to account for all the specific styles. – ktm Aug 15 '16 at 15:54
6

To set the default magnification for a notebook:

Preferences -> Advanced -> Notebook Options -> Display Options -> Magnification

then double click slowly on the "value" until it highlights blue and then you can type a default value corresponding to 100%

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The font on my computer was originally set for fighter pilots or eagles:)

Conor
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2

Preferences > Advanced > Open Option Inspector > Notebook Options > Display Options > Magnification

Chris K
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