microsoft / microsoft/terminal

Setting font crashes Terminal on startup

Open
#19,709 2 comments 2 reactions 1 assignee View on GitHub

@carlos-zamora is already working on this.

Since Jan 14, 2026.

Area-Fonts Issue-Bug Needs-Repro Priority-3 Product-Terminal Severity-Crash
Dominant language
C++
Stars
105k
Forks
9.6k
Avg merge
3d 17h
Merged PRs (30d)
29

Description

Windows Terminal version

1.23.13503.0 (presumably)

Windows build number

No response

Other Software

CaskaydiaCove Nerd Font Mono

Steps to reproduce

Set defaults.font.face to CaskaydiaCove Nerd Font Mono

Expected Behavior

New font should be used. No crash.

Actual Behavior

Crash on startup. If added at runtime, the font renders, but then if I close and reopen terminal, it crashes.

Reported to me by @shanselman via Teams

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Assessment

This issue has not been assessed yet.

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.