How to Change Font Size in Signal

Written by Emilija - Reviewed by Tijana Messaging

2 min read

Despite being one of the safest messaging apps in the world, Signal has many hidden features that help users improve their experience.

An example is the Signal’s font resize option, which lets users modify the app’s font size regardless of the device they use. The font resize option offers easier accessibility and makes the messaging service more inclusive for a larger audience.

If you would like to know how to change the font within the Signal app, you may want to keep reading. You'll see how to do that from both Android and iOS devices.

Note that iOS users must adjust their phones' settings to change the font size, Android users can change the font size within the app itself.

How to change the font size in Signal for Android devices

  1. Tap the profile icon in the upper right corner.
  2. Tap on ‘Appearance’.
  3. Tap on message font size.

How to change the font size in Signal for iOS devices

Signal matches the font size of iOS devices, so users will need to adjust their settings.

  1. Tap on ‘Settings’.
  2. Choose ‘Display & Brightness’, then select ‘Text Size’.
  3. Drag the slider to select the font size.

Note: If you do this, not only Signal but all your applications, including the Safari browser, will change the font size. You may wonder why huge letters appear on your phone even in SMS messages, but this is precisely because of the change of settings in the phone.

How to change the font size in Signal for Desktop

Changing font sizes in Signal from a desktop device is only possible by using keyboard shortcuts for zooming in and out.

  1. For Mac users:
    1. To zoom in ‘cmd’ plus ‘=’.
    2. To zoom out ‘cmd’ plus ‘-’.
    3. To come back to the default size ‘cmd’ plus ‘0’.
  2. For PC users:
    1. To zoom in ‘ctrl’ plus ‘=’.
    2. To zoom out ‘ctrl’ plus ‘-’.
    3. To come back to the default size ‘ctrl’ plus ‘0’.

Continue reading about Signal - check out how to retrieve and delete archived messages in Signal.