Mastering Xterm Font Size: Tips & Tricks For Optimal Terminal Use

Xterm is a terminal emulator for the X Window System that supports 256-colour virtual consoles, multiplexing of console devices, and dynamic positioning.

It is the default terminal emulator in Fedora Linux and many other Unix-like operating systems. The X11 distribution included it by default. Besides supporting the X11 display terminals protocol, it can also be handy to execute programs under the control of an EWMH manager.

Its primary use is for software development (because it provides a way to edit text without displaying window decorations) and remote access (for its console logins feature). Here, we will discuss how to change the mastering Xterm font size and several tips and tricks to help you maximize your Xterm experience.

Mastering Xterm Font Size

What Is Xterm Font Size?

What Is Xterm Font Size

Xterm is a terminal emulator for the X Window System that lets you access a Unix shell. The default font for Xterm is “fixed” or “6×13,” which provides wide coverage for Unicode glyphs. Changing the Xterm font size is simple – use Ctrl + and select from 6 size options or use the command prompt “Xterm -font 10×20 &”.

Xterm can produce scaled fonts for VT102 double-size characters. Moreover, fonts can be specified in resources, including TrueType fonts. Xterm can use UTF-8 encoding and UTF-8 fonts for display with corresponding resources.

In Xterm, the default paper size font size is 6×13, and the TrueType font is mono. To change the font size, use the Ctrl key + mouse or Ctrl + + / Ctrl + – keys to increase/decrease the font size. The Tektronix font is initially set to “large” in xterm.

Optimal Terminal Use for Mastering Xterm Font Size

Optimal Terminal Use for Mastering Xterm Font Size

Mastering Xterm font size is essential for anyone who spends a lot of CPU time working with the terminal. One key consideration is finding the optimal font size to read and navigate your code or command output comfortably. A font size that is too small can strain your eyes, while a font size that is too big can reduce the amount of information displayed on your screen.

To find the optimal Xterm font size, experiment with different sizes until you find one that feels comfortable. You may also want to consider adjusting the line spacing and character width to optimize your viewing experience further. With some trial and error, you can master Xterm font size and make the most out of your single terminal use.

How To Change Xterm Font Size?

How To Change Xterm Font Size

Changing the font size in Xterm can significantly affect the block-oriented terminal experience. Different ways to change the font size in Xterm include using keyboard key layout shortcuts or changing the default font settings.

To increase the font size in Xterm, use Ctrl+Right Click or Ctrl++. Users can also change the default Xterm font size by selecting font size options. Additionally, users can adjust the font size without a mouse using the Ctrl+Right Click shortcut. Here are the steps to follow:

  1. Open Xterm.
  2. Right-click on the terminal editor’s window to open the menu bar.
  3. Click “VT Fonts” and select “size” from the drop-down File menu.
  4. Select your desired font size from the options listed.
  5. Click “OK” to apply the changes.

Increase Font Size In Xterm With Keyboard

Changing the font size in Xerm may be a helpful adjustment if you want to optimise your terminal use. Luckily, you can adjust the font size relatively simply and do it with or without a mouse.

To increase font size in Xterm with a mouse, press Ctrl and right-click the window, or use the keyboard shortcuts Ctrl + + or Ctrl + -. The default font size in Xterm is “large,” but this can be changed through the window width settings.

If you prefer to change the default device text font size in Xterm without a mouse, you can hold Ctrl while dragging the corner of the window to adjust the font size. Additionally, you can use the XTerm.vt100.translations current file to customize font size and other features. By mastering Xterm font size, you’ll be on your way to optimizing your terminal use and improving your workflow.

Enlarge Font Size In Xterm Using Terminal Commands

Enlarge Font Size In Xterm Using Terminal Commands

Changing your font size can make your integrated terminal launches terminal usage more comfortable and effective. Here are some tips and tricks to help you easily adjust your Xterm font size.

One way to start is by setting your font size to “large” initially. Next, use the font menu in Xterm to set the specific font size you want. Additionally, font size is a topic in Bash/Dumb terminals’ keys and control sequence keys. Increase the font size in terminal X11, you can use one of these two methods:

  • Change Font Size in Terminal: Ctrl + + to increase, Ctrl + – to decrease.
  • Open the block-mode external terminals, right-click, and go to Profiles -> Profile Preferences to select the desired font.
  • Next, increase font size in Xterm by pressing Ctrl + to right-click to bring up the font size menu. A pop-up window will display the available font size options. You can alter the default XTerm font to your preference.

To enlarge the Xterm font size using terminal command completions, press Ctrl and right-click to increase. Alternatively, you can use Ctrl and “+” to increase the font size or Ctrl and “-” to decrease it.

Change Font Size In Xterm With Xft

Thankfully, changing the font size in Xterm with Xft is a simple process that can greatly improve your terminal experience. To get started, open yours.Xresources file and add the following line:

XTerm*faceName: <font> Replace <font> with the name of the font you want to use (e.g. DejaVu Sans Mono). Then, add this line to set the font size:

XTerm*faceSize: <size> Replace <size> with your desired font size (e.g. 12). Save the file and run Xrdb -merge ~/.Xresources to apply the changes. When you open Xterm, it should display in your chosen font and size. With this simple tweak, you can make your terminal sessions more comfortable and efficient.

Modify The Specifications Through Resource Settings.

Additionally, you can modify the Xterm font specifications through resource settings, which lets you change the default text font size, control whether Xterm uses UTF-8 encoding and fonts for display, and more.

One helpful tip is to use Ctrl + + to increase and Ctrl + – to decrease the font size as needed. This can be especially useful when working on a small screen or in a low-resolution environment. These tips and tricks allow you to optimize your Xterm font size for optimal terminal use.

Increase Font Size In Xterm With Xterm.Conf

Increase Font Size In Xterm With Xterm.Conf

To increase the font size in Xterm, you can modify the Xterm—Conf file. Open the installation file and look for the line that starts with “xterm*font”. Add a larger font size value after the equal sign, such as “xterm*font: -misc-fixed-medium-r-normal–20-200-75-75-c-100-iso10646-1”. Save the changes and restart Xterm to see the increased font size.

Modify Font Size In Xterm With Xterm.Log

To modify the font size in Xterm, Xterm.log can be useful. Understanding these tips and tricks allows you to optimize your terminal use and master Xterm font size to improve your workflow. Xterm has some limitations in augmenting scrollbar translations, which can result in lost events between widgets. However, flickering on the scroll can be resolved in Xterm by rebuilding with the –enable-double-buffer flag.

Changing the font size in Xterm can be done without a mouse using the vt100.translations file. However, it’s important to note that Xterm font settings may not always work properly, resulting in weird special characters and unrecognized font faces and sizes.

Adjust Font Size In Xterm With Xterm. RC

Adjust Font Size In Xterm With Xterm. RC

To adjust the font size in Xterm, you can modify the Xterm—RC file. Open the file and search for the ‘faceName’ and ‘faceSize’ options. Change the ‘face size’ value to the desired font size (in points). Save the file and restart Xterm for the changes to take effect.

Enlarge Font Size In Xterm With Xterm. Ti

To enlarge the font size in Xterm with Xterm. Ti, press Ctrl and right-click anywhere inside the Xterm window. This will open a menu where you can select “Larger Font” to increase the font size. Alternatively, you can use the command line option “-fs” followed by the desired font size in pixels when launching Xterm.


If you’re using an Xterm or other terminal emulation program, you may need to adjust your font size to get a comfortable reading experience. As you can see, there are multiple ways to change the font size of your Xterm window. Experiment with them and find the one that works best for you. Several users try and test each of these methods, so you’re bound to find one that fits your setup, too.

In addition, since changing the default mastering Xterm font size is not supported by default, you can use a workaround like modifying the Xterm.conf file to increase the font size or use command line options to enlarge it.

Frequently Asked Questions

What Is The Default Font In Xterm?

The default font in Xterm is typically a fixed-width font called “fixed”. However, it is worth noting that the user can customise and change the default font.

How Do I Increase The Font Size In The Terminal?

To increase the font size in the terminal, you can usually go to the terminal settings and modify the font size option. This can be done by right-clicking on the terminal window and selecting “Preferences” or “Settings”. Look for the “Appearance” or “Fonts” tab and adjust the font size to your preference.

What Is The Default Font Size?

The default font size refers to the standard size at which text is displayed in a particular software or operating system. Default font size can vary depending on the application or platform used. The default font size is often set to a legible and comfortable size suitable for most users.

What Is The Difference Between Xterm And Uxterm?

The main difference between xterm and UXTerm is that UXTerm is an extended version of xterm with additional features and improvements. UXTerm offers better font rendering, improved Unicode support, and enhanced customization options compared to xterm.

What Are The Customizations Of Xterm?

XTerm, a terminal emulator for the X Window System, offers various customizations to enhance the user experience. Users can modify the appearance of XTerm by changing the font, color scheme, and window size.

David Egee

David Egee, the visionary Founder of FontSaga, is renowned for his font expertise and mentorship in online communities. With over 12 years of formal font review experience and study of 400+ fonts, David blends reviews with educational content and scripting skills. Armed with a Bachelor’s Degree in Graphic Design and a Master’s in Typography and Type Design from California State University, David’s journey from freelance lettering artist to font Specialist and then the FontSaga’s inception reflects his commitment to typography excellence.

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