How to get rid of a vertical line in the editor pane of IntelliJ Idea?

Updated answer:

Go to Preferences → Editor → General → Appearance and uncheck Show hard wrap and visual guides.

https://i.stack.imgur.com/QSzWk.png

Original answer:

Go to Settings → Editor → General → Appearance and uncheck Show Right Margin.

https://i.stack.imgur.com/5ygMN.jpg

You can also configure where the right margin is in the code style settings.

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It is called 'Show hard wrap guide' now, located in Editor > General > Appearance

https://i.stack.imgur.com/6ApQX.jpg

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In new versions of JetBrains IDEs, Hence, After 2017, you should search show hard wrap guide. see below screenshot:

https://i.stack.imgur.com/sYLxg.jpg

It's inside of Editor > General > Appearance

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In mac Command+Shift+A .. Search for "show right margin" . Press enter to turn it off. Booom

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Go to settings and type line separator in search and hard wrap it to 180

https://i.stack.imgur.com/ZTJIV.jpg

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For PyCharm 2017 and aboce it was moved, but can still be done by:

Editor > Color Scheme > General. Then in the new control to the right, open Editor > Guides > Hard wrap guide, and uncheck the checkbox for "Foreground".

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2018-10-31

Settings -> Editor -> Code Style

you can find 'Hard wrap at [value] columns'.

230 columns is good to me.

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On windows, for IntelliJ IDEA 2021.3 (Community Edition):

File

-> Settings

-> Editor

-> General

-> Appearance

-> Uncheck "Show indent guides"

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