<p dir="auto">Windows Terminal 0.4.2382.0<br>
Windows 10</p>
<div class="snippet-clipboard-content notranslate position-relative overflow-auto" data-snippet-clipboard-copy-content="
# Steps to reproduce

RUN 'Windows Terminal' with two command-prompts.
Run next command in both prompt (simultanuously)
for /l %f in (1,1,100000) do @echo abcdefghijklmnopqrstuvwxyz %f      

In de output of the first screen the 'wrong output' is found.
(not neccesarily at the point given in the example)

# Expected behavior

correct output,
100000 lines containing the alphabet, with a number at the end of the line.

# Actual behavior

In the first tab, something like this is seen:
abcdefghijklmnopqrstuvwxyz 98810
abcdefghijklmnopqrstuvwxyz 98811
abcdefghijklmnopqrstuvwxyz 98812
abcdefghijklmnopqrstuvwxyz 98813
abcdefghijklmnopqrstuvwxyz 98814
abcdefghijklmnopqrstuvwxyz 98815
�]0;CMD - echo  abcdefghiz 98816
                         abcdefghijklmnopqrstuvwxyz 98817
abcdefghijklmnopqrstuvwxyz 98818
abcdefghijklmnopqrstuvwxyz 98819
abcdefghijklmnopqrstuvwxyz 98820
abcdefghijklmnopqrstuvwxyz 98821
abcdefghijklmnopqrstuvwxyz 98822
abcdefghijklmnopqrstuvwxyz 98823
abcdefghijklmnopqrstuvwxyz 98824
abcdefghijklmnopqrstuvwxyz 98825"><pre class="notranslate"><code class="notranslate">
# Steps to reproduce

RUN 'Windows Terminal' with two command-prompts.
Run next command in both prompt (simultanuously)
for /l %f in (1,1,100000) do @echo abcdefghijklmnopqrstuvwxyz %f      

In de output of the first screen the 'wrong output' is found.
(not neccesarily at the point given in the example)

# Expected behavior

correct output,
100000 lines containing the alphabet, with a number at the end of the line.

# Actual behavior

In the first tab, something like this is seen:
abcdefghijklmnopqrstuvwxyz 98810
abcdefghijklmnopqrstuvwxyz 98811
abcdefghijklmnopqrstuvwxyz 98812
abcdefghijklmnopqrstuvwxyz 98813
abcdefghijklmnopqrstuvwxyz 98814
abcdefghijklmnopqrstuvwxyz 98815
�]0;CMD - echo  abcdefghiz 98816
                         abcdefghijklmnopqrstuvwxyz 98817
abcdefghijklmnopqrstuvwxyz 98818
abcdefghijklmnopqrstuvwxyz 98819
abcdefghijklmnopqrstuvwxyz 98820
abcdefghijklmnopqrstuvwxyz 98821
abcdefghijklmnopqrstuvwxyz 98822
abcdefghijklmnopqrstuvwxyz 98823
abcdefghijklmnopqrstuvwxyz 98824
abcdefghijklmnopqrstuvwxyz 98825
</code></pre></div>
<h1 dir="auto">Description of the new feature/enhancement</h1>

<h1 dir="auto">Proposed technical implementation details (optional)</h1>